CN108802830A - Ore searching method for melting nickel ore by using mountain-making type magma - Google Patents
Ore searching method for melting nickel ore by using mountain-making type magma Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/081—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices the magnetic field is produced by the objects or geological structures
Abstract
An ore prospecting method for melting nickel ore by using mountain-making type magma, comprising the following steps: selecting an exploration area of the late-shivering-early-mud basin in a stretching environment of a land-land collision stage, measuring water system sediments, and primarily screening a target area through regional aeromagnetic anomaly; carrying out large-scale high-precision gravity and magnetic measurement on the preliminarily screened target area, and specifically delineating the basic-super basic rock mass; preliminarily screening out ore-containing rock masses by a controllable source audio frequency geoelectromagnetic method according to the delineated basic-super basic rock masses, and then carrying out large-scale soil geochemical measurement to determine a copper-nickel ore mineral finding thread; through geological survey of surface mineral products, further sampling and analysis by groove exploration and drilling and delineation of ore bodies, the method for finding the ores can reduce the range of finding the ores, has the advantages of short finding period, high success rate of finding the ores and high finding efficiency, and can be widely applied to finding various metal ores in the magnesium iron-ultra-magnesium iron rock area.
Description
Technical field
The present invention relates to method of prospecting fields, and in particular to a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals.
Background technology
Orogenic-Type mineral deposit is formed in the structural environment that convergence plate margin squeezes or pressure is turned round, and is controlled by construction,
Time and spatially there are contacting in the origin cause of formation with orogeny process.Magma liquation mineral deposit refers to one kind at relatively high temperatures
Uniform magma molten mass, when temperature and pressure declines, be separated into two or more mutually not the molten mass of consolute and give birth to
At mineral deposit.
The pay-rock of basic-ultrabasic rock Copper-nickel Deposits of the output in the stretching, extension environment in video EEC stage, control mine
Element and Feature of The Orebody are had any different with other areas, if routinely DC resistivity sounding and transient electromagnetic sounding method etc. are conventional
Electrical method is difficult to complete corresponding preliminry basic research；And it may extend that Collate checing cycle, effect of ore-prospect be low and prospecting result unobvious etc..
Invention content
It is an object of the invention to solve above-mentioned problems of the prior art, a kind of Orogenic-Type magma liquation nickel is provided
The method of prospecting of mine, this method have the advantages that Collate checing cycle is short, look for mine success rate high and reconnoitre efficient.
For achieving the above object, the technical solution adopted in the present invention is：
A kind of method of prospecting of Orogenic-Type magma liquation nickel minerals, includes the following steps：
(1) strategic demand：It chooses late Silurian epoch-Early Devonian Epoch and is in reconnoitring in the stretching, extension environment in video EEC stage
Region carries out stream sediment survey, and passes through region aeromagnetic anomaly, preliminary screening target area；
(2) rock mass positions：Large scale high-precision gravity, magnetic survey are carried out to the target area of the preliminary screening, specifically
Draw a circle to approve basic-ultrabasic intrusives；
(3) contain mine to evaluate：According to the basic-ultrabasic intrusives of the delineation, by the beginning of controlled-source audiomagnetotellurics method
Step filters out the ore-bearing rock body, then carries out large scale geochemical soil survey, determines that copper nickel looks for mine clue；
(4) ore body is found：It is investigated by earth's surface mineral product geology, exploratory trench, the further sampling analysis of probing draw a circle to approve ore body.
Preferably, it is to layout the step of stream sediment survey described in step (1), sample collection, sample analysis test,
Abnormal Map is drawn in data processing, is determined that off-note group is merged into the identical host element class of row and is commented sequence, classification, according to geology spy
Sign, mineralization points and previous related Geological Achievements determine target prospecting area.
Preferably, the density layouted is 4-8 point/km2；The sample collection implements the monitoring of GPS flight paths, utilizes
GPS receiver implement field point, line, net geographical coordinate accurately measure.
Preferably, it carries out data processing using GeoExplor and Mapgis6.7 softwares and draws Abnormal Map.
Preferably, electrical, apparent resistivity, inverting electricity are determined by the controlled-source audiomagnetotellurics method in step (3)
Resistance rate profile features, achieve the purpose that vertical frequency sounding.
Preferably, it is sample collection the step of large scale geochemical soil survey described in step (3), at sample
Reason, sample analysis test, analyzes data, chooses effective anomaly composite rim targeting area, carries out ore body location forecasting.
Preferably, the sample collection arranges sampled point, the point around the sampled point of measurement by line-spacing 100m and point away from 50m
Acquisition, sample are made of one or more in 1/10 range of line-spacing.
Preferably, the sample treatment is that the sample of acquisition is put into top layer's sieve to be sieved, the sample after sieving
Using diagonal line jackknife method mixing.
The beneficial effects of the invention are as follows：The method of prospecting of Orogenic-Type magma liquation nickel minerals provided by the invention, is integrated with water
It is deposit measurement, high-precision magnetic survey, geochemical soil survey, transient electromagnetic method and controlled-source audiomagnetotellurics method, energy
Enough reduce looks for mine range, has Collate checing cycle short, looks for mine success rate height and reconnoitres efficient advantage, while can be generally applicable
In the searching of mafic-ultramafic rocks area various metals mine.
Description of the drawings
The flow chart of Fig. 1 methods of prospecting of the present invention；
The target areas Fig. 2 HS25 1:10000 soil surveying explosion views.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the technical solution in the present invention is carried out below
It clearly and completely describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
As shown in Figure 1, the present invention provides a kind of methods of prospecting of Orogenic-Type magma liquation nickel minerals, to be located at Qinghai-Tibet Platean
Looking for for mine for the summer wooden magma liquation nickel minerals in Kazakhstan of NORTHEAST MARGIN, the described method comprises the following steps：
(1) strategic demand：
Summer breathes out the wooden mining area and is located in that mound rivers Ge Le fracture belt southern side, and mainly there is Paleoproterozoic Era Jin Shuikou on region exposure stratum
Mountain group etc. between rock group Baishahe Formation, middle Ao Tao-Silurian Period beach；Rift structure is developed, and has the characteristics that the multigroup activity of more phases；Area
Domain magmatic activity is strong, and summer breathes out the regional exposure early Hercynian period ultramafic-Mafic intrusive rocks of wood.East Qunlun Gu ocean basin is formed in
Late Neoproterozoic northwards dives since the late Cambrian epoch, and ocean basin is closed betides late period in Middle Silurian epoch with collision orogeny
To early stage late Silurian epoch；The late Silurian epoch area should be turn that syn-collision compressive orogeny acts on collision area drawing configuration system backward
Change period.Middle-Late Devonian summer breathes out the areas wood-Su Haitu and enters the stretching, extension stage in land, and regional structure is by the Silurian Period-early mud basin
The downthrust system restructuring of generation is that post-orogenic granite stretches environment, and Crust-mantle interaction is strong.The wooden area in summer Kazakhstan is subordinate to elder brother as a result,
Middle magmatic Arc band shows as the extension velocity of duration, magmatic activity (especially mantle source rock in Caledon late period-early Hercynian period
Slurry activity) it is extremely strong, breathe out wood area development early Hercynian period ultramafic, Mafic intrusive rocks in summer.From geology background
And the occurrence characteristics of ultramafic, Mafic intrusive rocks are determined in terms of structural environment, provide base for further preferred ore-bearing potential rock mass
Plinth foundation.
Summer breathes out wood area 1:200000 stream sediment surveys are mainly Cu, Pb, Cr, Ni, Ag, Au, Hg element, member extremely
It is plain abnormal spatially carefully controlled in geologic setting combination.Cu, Pb, Cr, Ni are distributed mainly on rift structure or magma extremely
It invades country rock and is superimposed position, showing may output natriumlization type Polymetallic Mineralization in exceptions area.Ag, Au, Hg are extremely main
It is distributed in Paleoproterozoic Era stratigraphic region, main geologic background is metamorphic rocks in area, and fault development, later hydrothermal activity is strong,
It is very likely that there is Metamorphic Rock Type, Quartz Vein Type or Structural Alteration Rock Type Polymetallic Mineralizations.Therefore, first out of macroscopically analysis area
Plain spatial abnormal feature, point band feature, the spatial distribution of the element anomalies such as Pb, Cu, Co, W, Ni is strictly by rift structure and magmatic activity
Control, it is shown that have stronger Cu, Co, W, Ni abnormal in ultramafic, Mafic intrusive rocks, specifies the specific range of reconnaissance,
Target constituency is provided further to carry out the work.
The wooden mining area, which is breathed out, in summer passes through 1:10000 region aeromagnetic anomalies iris out Magnetic Abnormal Area at 4, number M-1, M-2, M- altogether
3, M-4 is abnormal to be caused by ultramafic, Mafic intrusive rocks.Wherein M-1 abnormal morphologies be ellipticity, long 700m, wide 300m,
East northeast moves towards, and Δ T is average in 500nT or so, and abnormal belt both sides graded is larger, and north side isopleth is intensive, southern side isopleth
Relatively gentle, anomaly peak reaches 954nT, and positive negative anomaly difference is in 1000nT or more.M-2 is the long and narrow positive magnetic anomaly of ribbon extremely
Often, Δ T is averagely in 100nT or so, and abnormal belt is closely east-west, and west section is extremely relatively narrow, and in 100m or so, eastern section is abnormal wider,
In 400m or so.M-3 abnormal morphologies are circle, and radius 200m, Δ T are average in 200nT or so, abnormal edge Δ T gradeds
Less, positive negative anomaly difference is in 400nT or so.M-4 is extremely maximum magnetic anomaly in area, and anomaly area is about 1.4km2, different
Thus the relatively low magnetic anomaly band of Chang Weiyi approximately EWs infers that abnormal are broken by approximately EW of M-4 is divided.In the part magnetic of delineation
Exception finds that the basic-ultrabasic complex that scale does not wait, rock mass generally have cupro-nickel mineralising, irised out 10 cupro-nickel cobalt ores
Body has a large amount of magnetic mineral, such as magnetic iron ore, magnetic iron ore in ore mineral, therefore magnetic anomaly is by rock mass and magnetic Huang iron
Mine, magnetic iron ore etc. cause.
(2) rock mass positions：
Pass through 1:2000 large scale high-precision magnetic surveies carry out work in tetra- target areas HS25, HS26, HS27, HS28
Make, draws a circle to approve out the ore-bearing rock body.The wherein target areas HS25 pass through 1:Magnetic anomaly at 4, C1 are irised out altogether in 2000 high-precision magnetic surveies
Abnormal is in ellipticity, and long axis direction is East and West direction, and exceptional value is generally 200-400nT, up to 2000nT, and C2 is located at C1 extremely
Abnormal southwestern side, exception are generally 200nT, reach as high as 1500- in ellipticity, the nearly north-south of long axis direction, exceptional value
2000nT, C3 Novel presentation are that southern due north is negative, in northwest (NW)-east southeast to spread, abnormal ranges about 0.05km2, abnormal amplitude ±
150nT, C4 are located at the exceptions areas HS25 the south extremely, and abnormal morphology rule is in ellipsoid, and Novel presentation is the spy that southern due north is born
Sign, in northwest (NW)-east southeast to spread, abnormal ranges are more about 0.08km2, abnormal amplitude minimum -350nT, up to 1400nT；
Magnetic anomaly is caused through preboring verification magnetic anomaly length by pyroxenite, serpentinite everywhere, in serpentinite nickel grade 0.1-0.2 ×
10-2.The target areas HS26 pass through 1:Magnetic anomaly at 4 is irised out in 2000 high-precision magnetic surveies altogether, and exceptional value is generally 400nT or so,
Up to 1900nT, four exceptions reflect the distribution of Ultrabasic Rock-Body substantially, by being verified to magnetic anomaly, in the area 9
Exploration line west side is found that latent rock mass, and sees there is Cu, Ni and Co mineralization body in latent rock mass, it was demonstrated that this is rock mass, mine extremely
It is abnormal caused by body.The target areas HS27 1:Magnetic anomaly at 2 is irised out in 2000 high-precision magnetic surveies, and it is a plate that C1 exceptions, which are form,
Body moves towards the mafic generally irised out to, exceptional value with the area in 100-200nT or so, up to 800nT, magnetic anomaly for east northeast
Rock mass more coincide, and sees there is cupro-nickel mineralization body in negative anomaly location, which thinks to be caused by mafic and ultramafic intrusion.
The target areas HS28 1:2000 magnetic methods iris out magnetic anomaly at 5 altogether, and wherein C1, C2, C4 exception amplitude is larger, and C1 is normal anomaly extremely,
It is abnormal in northwest (NW)-east southeast to spread, abnormal width about 0.4km2, abnormal amplitude maximum 1700nT, gradient is big, and exceptions area north is
The negative magnetic anomaly of large area；C2, C4 are mainly shown as that southern due north is negative extremely, and exceptions area range is big, and amplitude is high, highest 1600nT,
Abnormal jump is changeable.C3 is positive and negative alternate magnetic anomaly, abnormal width about the 60m, ± 100nT of exceptional value -100 extremely；C5 is abnormal
For the low and slow positive and negative alternately abnormal of moniliform distribution, it is abnormal in east northeast-Nan Xi to distribution, extend about 100, exceptional value -100nT ±
80nT, thus it is speculated that at, to construction, exception and construction are closely related in an east northeast-Nan Xi at this.By to C2, C4 aberrant centers into
Row drillhole validation, accidental to have nickel minerals, seeing has more pyrite and magnetic iron ore, it is believed that at the 5 of the area magnetic anomaly substantially by
Serpentinite and mafic and ultramafic intrusion cause.
(3) contain mine to evaluate：
To 1:The south HS31, HS25, HS25, HS26, HS27, No. HS28 six target areas of 50000 stream sediment surveys delineation
Carry out 1:10000 soil profiles measure, and HS25 exceptions are southern to have carried out 1:10000 soil surveyings.The wherein target areas HS25 pass through
1:10000 soil profile measurements have been drawn a circle to approve based on Ni elements, are associated at comprehensive abnormal the 1 of Cu, Co element, abnormal in ellipse
Shape, intensity is higher, and Ni elements have apparent three-level concentration zoning (Fig. 2)；Cu peak values are 212 × 10-6, Ni peak values be 1900 ×
10-6, Co peak values be 98.1 × 10-6, predominantly serpentinite, garnet pyroxene rock mass, the hectorite rock of exceptions area exposure.
The target areas HS26 1:10000 soil anomalies have been irised out based on Ni, are associated at comprehensive abnormal the 1 of Cu, Co element, different
Often stripped, for exception in north north east to spread, anomaly intensity is high, scale is big, is essentially coincided in addition with interior band, local reachability arrives
Cutoff grade.Cu peak values are 3564 × 10-6, Ni peak values be 11560 × 10-6, Co peak values be 302 × 10-6。
The target areas HS27 1:10000 soil surveyings are irised out at copper cobalt nickel synthesis abnormal one, exceptions area copper cobalt nickel element fitting compared with
Good, abnormal point of inside and outside three band, wherein nickel peak value are 3635 × 10-6。
The target areas HS28 1:Cu, Ni and Co exception is irised out in 10000 soil surveyings, and nickel peak value is up to 2209 × 10-6, copper peak value up to 263 ×
10-6, cobalt peak value is 101 × 10-6, Cu, Ni and Co exception fitting is preferable, and only nickel has inside and outside three fractions band, but anomaly intensity
It is not high.
The target areas HS31 1:It is different that combination at the 1 of Mo elements has been drawn a circle to approve based on Cu, Pb, Zn, has been associated with to 10000 soil anomalies
Often, it is in northwest (NW) west-east southeast east orientation spread that exception is overall, and anomaly area is big, and intensity is high.Cu peak values are 253 × 10-6Pb peak values are
1334×10-6, Zn peak values are 1849 × 10-6, Mo peak values are 5.4610-6。
Research passes through 1 in area:10000 large scale geochemical soil surveys iris out the Mafic rocks body of fragmentary exposure, rock
Property be mainly pyroxenite, gabbro and diabase, serpentinite, garnet pyroxene rock mass, hectorite rock etc., generally there is snake
Petrochemical industry, carbonation, choritization, malachite mineralization, annabergite, locally seeing has a small amount of pentlandite；And pass through transient electromagnetic method
And controlled-source audiomagnetotellurics method preferably goes out the ore-bearing rock body, further evaluated for earth's surface ore-bearing potential rock mass provide directly according to
According to.
(4) ore body is found：
For the serpentinite of exposure, garnet pyroxene rock mass, hectorite rock and soil anomaly in the target areas HS25, through visiting
Slot discloses, and has strong choritization, serpentinization, carbonation in rock mass, irises out nickel ore bodies 3, nickel grade 0.1%~
Between 0.2%.It is pyroxenite, gabbro and diabase that HS26, which irises out target area Mafic rocks body, and earth's surface pyroxenite generally has
Serpentinization, carbonation, choritization, malachite mineralization, annabergite, locally seeing has a small amount of pentlandite, is disclosed through exploratory trench, is deep
Portion's drillhole validation irises out 20, Cu, Ni and Co ore body, it was confirmed that this is ore anomaly extremely.The target areas HS27 and east rock mass exposure model
It encloses and more coincide, Granitic Complex is in east northeast east orientation spread, moves towards about 75 °, rock mass generally has cupro-nickel mineralising, irises out cupro-nickel ore body 4
Item, it was demonstrated that this is ore anomaly extremely.The target areas HS28 are disclosed by earth's surface trenching to note abnormalities substantially by serpentinite and on a small quantity
Pyroxenite causes, and serpentinite, pyroxenite have pentlandite, iris out nickel mineralization body 4, nickel grade is 0.1%~0.2%.
Summer breathes out the wood target areas copper nickel HS26 20, number ore body, wherein earth's surface exposure ore body 5 (M1-M5),
Remaining 15 be blind orebody, pay-rock is mainly peridotite and pyroxenite, is secondly gabbro.Wherein M1 ore bodies are mining area
Interior mother-lode is distributed in 8-23 exploration lines, which is mainly distributed location (2-21 exploration lines) earth's surface and deep has reached detailed survey
Engineering Control spacing, earth's surface are controlled by 17 exploratory trenches, deep by 99 drillings, and ore body is strictly by the mafic-ultramafic complex
Control, orebody shape is almost the same with rock mass, is in east northeast east orientation spread, moves towards about 70 °, inclination angle is at 0-35 °；Ore body has apparent
The compound phenomenon of branch, which shares 15 branches, and Ore body morphology is like stratiform, lenticular；Length is controlled at present
1340m, maximum extend 940m (15 exploration line), and for thickness in 2.95-295.66m, average thickness is 77.13m, thickness change system
Number 83%, nickel average grade 0.68%, copper average grade 0.162%, cobalt average grade 0.024%, nickel coefficient of variation of grade are
53%, there is on orebody trend trend lie prostrate to east side, about 20 ° of pitch, with branch is apparent, thickness is small, product from the east to the west
Low (8-5 lines) ore body in position is complete, thickness is big, grade is high (7-13 lines), and what orebody thickness became smaller, grade is lower (15-23 lines) becomes
Gesture；With the trend that ore body branch is apparent, thickness becomes smaller, grade is lower from north to south on orebody strike；Pay-rock is mainly
Secondly peridotite, pyroxenite are gabbro, based on disseminated, lumps, middle and lower part and bottom are mostly dense in ore body general portion
Disseminated, part are compact massive；Ore body roof rock is mainly pyroxenite, gabbro, biotite plagioclase gneiss, quartz plate
Rock etc., floor rock are mainly biotite plagioclase gneiss, granitic gneiss, griotte, quartzite etc., and alteration is predominantly slided
Petrochemical industry, choritization, the tremolite, mineralising are mainly pyrrhotitezation, pentlandite, chalcopyrite mineralization, magnet mineralising, nickel
China, malachite mineralization etc..
M6 ore bodies：The ore body is a blind orebody, is distributed between 19-15 exploration lines, is controlled by 6 drillings, ore body is in close
East and West direction spread moves towards about 70 °, and about 0-13 ° of inclination angle, Ore body morphology is like stratiform, and it is 200m to have controlled ore body length at present, is put down
Equal thickness is 17.99m, and it is 127m to control oblique depth, and nickel average grade is 0.65%, and copper average grade is 0.178%, and cobalt is averaged product
Position is 0.020%；Ore body is being gradually increased with thickness from the east to the west, the trend that grade reduces；Pay-rock be peridotite and
Pyroxenite, alteration are mainly serpentinization, and mineralising is mainly pyrrhotitezation, pentlandite, chalcopyrite mineralization.
The practical application in the wooden mining area is breathed out in summer by what above-mentioned geo-exploration technology combined, irises out cupro-nickel altogether in mining area
Cobalt ore body 10, nickel resources amount reaches 1,070,000 tons, has reached large-scale, and is associated with the copper of certain scale, cobalt ore stock number,
It realizes and looks for mine important breakthrough.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (8)
1. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals, which is characterized in that include the following steps：
(1) strategic demand：The survey area that late Silurian epoch-Early Devonian Epoch is in the stretching, extension environment in video EEC stage is chosen,
Stream sediment survey is carried out, and passes through region aeromagnetic anomaly, preliminary screening target area；
(2) rock mass positions：Large scale high-precision gravity, magnetic survey are carried out to the target area of the preliminary screening, it is specific to draw a circle to approve
Basic-ultrabasic intrusives；
(3) contain mine to evaluate：According to the basic-ultrabasic intrusives of the delineation, tentatively sieved by controlled-source audiomagnetotellurics method
The ore-bearing rock body is selected, then carries out large scale geochemical soil survey, determines that copper nickel looks for mine clue；
(4) ore body is found：It is investigated by earth's surface mineral product geology, exploratory trench, the further sampling analysis of probing draw a circle to approve ore body.
2. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 1, which is characterized in that step (1)
Described in stream sediment survey the step of be：It layouts, sample collection, sample analysis test, data processing, drafting Abnormal Map,
It determines that off-note group is merged into the identical host element class of row and comments sequence, classification, according to geologic feature, mineralization points and previous correlation
Geological Achievements determine target prospecting area.
3. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 2, which is characterized in that described to layout
Density be 4-8 point/km2；The sample collection implements the monitoring of GPS flight paths, implements field point, line, net using GPS receiver
Geographical coordinate accurately measure.
4. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 2, which is characterized in that utilize
GeoExplor and Mapgis6.7 softwares carry out data processing and draw Abnormal Map.
5. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 1, which is characterized in that step (3)
In by the controlled-source audiomagnetotellurics method determine electrically, apparent resistivity, inverting resistivity profile feature, reach vertical frequency
The purpose of rate depth measurement.
6. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 1, which is characterized in that step (3)
Described in large scale geochemical soil survey the step of be：Sample collection, sample treatment, sample analysis test, to data
It is analyzed, chooses effective anomaly composite rim targeting area, carry out ore body location forecasting.
7. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 6, which is characterized in that the sample
It acquires and arranges sampled point away from 50m by line-spacing 100m and point, acquired in 1/10 range for putting line-spacing around the sampled point of measurement, sample
Product are made of one or more.
8. a kind of method of prospecting of Orogenic-Type magma liquation nickel minerals according to claim 6, which is characterized in that the sample
Processing is that the sample of acquisition is put into top layer's sieve to be sieved, and the sample after sieving uses diagonal line jackknife method mixing.
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