CN109870744A - Method for determining hydrocarbon-rich reductive ore-forming fluid - Google Patents
Method for determining hydrocarbon-rich reductive ore-forming fluid Download PDFInfo
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- CN109870744A CN109870744A CN201910182756.5A CN201910182756A CN109870744A CN 109870744 A CN109870744 A CN 109870744A CN 201910182756 A CN201910182756 A CN 201910182756A CN 109870744 A CN109870744 A CN 109870744A
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- Prior art keywords
- hydrocarbon
- rich
- gold deposit
- reproducibility
- copper
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- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 75
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 75
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000012530 fluid Substances 0.000 title claims abstract description 16
- 230000002829 reductive effect Effects 0.000 title abstract description 7
- 239000011435 rock Substances 0.000 claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 230000001603 reducing effect Effects 0.000 claims abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 4
- 230000003647 oxidation Effects 0.000 claims abstract description 4
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 39
- 239000010931 gold Substances 0.000 claims description 39
- 229910052737 gold Inorganic materials 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 7
- 239000011707 mineral Substances 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000004079 vitrinite Substances 0.000 claims description 4
- 244000061458 Solanum melongena Species 0.000 claims description 3
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 claims description 3
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- UXNBTDLSBQFMEH-UHFFFAOYSA-N [Cu].[Zn].[Pb] Chemical compound [Cu].[Zn].[Pb] UXNBTDLSBQFMEH-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000001089 mineralizing effect Effects 0.000 abstract description 2
- 229910052947 chalcocite Inorganic materials 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 238000011071 total organic carbon measurement Methods 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 7
- 229910052725 zinc Inorganic materials 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- 230000033558 biomineral tissue development Effects 0.000 description 5
- 230000004075 alteration Effects 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000013316 zoning Methods 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The invention relates to a method for determining hydrocarbon-rich reductive ore-forming fluid, which specifically comprises the following steps: 1) determining a main hydrocarbon source rock series through sedimentary rock lithology characteristics; 2) determining the material source of the hydrocarbon-rich reducing ore-forming fluid and the hydrocarbon source rock area through total organic carbon measurement; 3) the hydrocarbon-rich strongly reducing mineralizing fluid is used as an important reducing agent to be greatly reduced with oxidation phase copper formed by initial enrichment in copper-containing purplish red conglomerate to form chalcocite precipitate. The invention has the following advantages: the method solves the problem of identification and delineation of the hydrocarbon-rich reductive ore-forming fluid, effectively improves the enrichment and positioning capacity of the sedimentary ore-forming gravel rock type copper-lead-zinc ore deposit, and has the characteristics of high identifiability, rapidness and effectiveness.
Description
Technical field
The present invention relates to copper mine development technique fields, in particular to a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit to determine method.
Background technique
In recent years, for oil-gas reservoir destruction and organic matter and sedimentary rock type copper/lead/zinc ore bed metal Large-scale Metallogeny by
Concern, organic matter take part in the effect of copper-lead zinc enrichment of ore-forming.Western Tarim Basin gravel lithotype copper/lead/zinc ore bed is obviously by Union dyeing
The diagenesis phase constructs lithology and acts on complex controll at mine transformation phase Tectono-fluids multiple coupling.The geochemistry of its BIFhosted gold deposit
Lithology type is different, has different control actions for gravel lithotype copper/lead/zinc ore bed accessory, mineralizing genesis also has larger
Difference, copperized lead zinc aoxidize phase BIFhosted gold deposit and the mixing of hydrocarbon-rich class reproducibility BIFhosted gold deposit, are the passes to form different mineralization systems
Key geochemistry lithology mechanism and Ore Information extract principle.Hydrocarbon-rich class reproducibility ore forming fluid system is ultimately formed gravel
Lithotype copper/lead/zinc ore bed key factor.The prior art focuses mostly in terms of the identification to hydrocarbon source rock, more utilizes oil sources back tracking method
Discovery oil-gas reservoir is identified with seismic facies analysis method.To the determination at mineral metal products in mine and hydrocarbon-rich class reductive fluid without related side
Method research constrains the survey and exploitation and exploration breakthrough of sandstone copper deposit.
Summary of the invention
Present invention aim to address mentioning in background technique, it is true to provide a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit
Determine method.
In order to solve the above technical problems, technical solution provided by the invention are as follows: a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit is true
Determine method, which is characterized in that specifically includes the following steps:
1) main hydrocarbon source rock system is determined by sedimentary petrography feature, sedimentary formation is recorded using reflectance of vitrinite
The highest paleogeotherm and hydrocarbon of experience arrange hydrocarbon thresholding；
2) it by determining total organic carbon, determines the substance source of hydrocarbon-rich class reproducibility BIFhosted gold deposit Yu hydrocarbon source rock area, uses
Copper-rich mineral fluid inclusions determine the evolution trend of reproducibility BIFhosted gold deposit ingredient；
3) hydrocarbon-rich class strong reducing property BIFhosted gold deposit makees initial enrichment in cupric aubergine irony anagenite as reducing agent
Vitreous copper and copper sulfide precipitation enrichment of ore-forming are formed with the oxidation phase copper reduction of formation.
As a preferred embodiment, in the step 2), the substance of hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area
Source early stage is based on hydrocarbonaceous salt water, gaseous hydrocarbon-liquid hydrocarbon-liquid state hydrocarbon；Hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock
The substance source mid-term in area is based on hydro carbons-light oil；The substance source in hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area evening
Phase is with light oil and occurs based on bituminization.
The present invention has the advantage that providing a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit residue (bituminization and always has
Machine carbon) new method of determination is enriched with copper mine, this method determines hydrocarbon source rock by geochemistry lithology mark (organic carbon)；
By constructing lithology mark (bituminization alteration phase), mineral inclusion (hydrocarbonaceous salt water, gas hydrocarbon-liquid hydrocarbon-liquid state hydrocarbon, lightweight
The organic matters class inclusion enclave such as oil and pitch) it identifies and measures, the reductive fluid mark invaded on hydrocarbon source rock solves hydrocarbon-rich class also
The identification and delineation of originality BIFhosted gold deposit effectively increase sedimentary mineralization gravel lithotype copper/lead/zinc ore bed enrichment stationkeeping ability, tool
The feature for having identification degree high, fast and effective.
Detailed description of the invention
Fig. 1 is the schematic illustration that a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit of the present invention determines method.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings.
In conjunction with attached drawing, a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit determines method, which is characterized in that specifically includes following step
It is rapid:
1) main hydrocarbon source rock system is determined by sedimentary petrography feature, sedimentary formation is recorded using reflectance of vitrinite
The highest paleogeotherm and hydrocarbon of experience arrange hydrocarbon thresholding；
2) it by determining total organic carbon, determines the substance source of hydrocarbon-rich class reproducibility BIFhosted gold deposit Yu hydrocarbon source rock area, uses
Copper-rich mineral fluid inclusions determine the evolution trend of reproducibility BIFhosted gold deposit ingredient；
3) hydrocarbon-rich class strong reducing property BIFhosted gold deposit makees initial enrichment in cupric aubergine irony anagenite as reducing agent
Vitreous copper and copper sulfide precipitation enrichment of ore-forming are formed with the oxidation phase copper reduction of formation.
As a preferred embodiment, in the step 2), the substance of hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area
Source early stage is based on hydrocarbonaceous salt water, gaseous hydrocarbon-liquid hydrocarbon-liquid state hydrocarbon；Hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock
The substance source mid-term in area is based on hydro carbons-light oil；The substance source in hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area evening
Phase is with light oil and occurs based on bituminization.
The present invention in the specific implementation, hydrocarbon-rich class reproducibility BIFhosted gold deposit and Cheng Kuang seal up for safekeeping between fluid (rock) at mine
Fluid mixing causes mineral to precipitate on a large scale, in gravel lithotype copper/lead/zinc ore bed, develops organic matter, hydrocarbonaceous salt water, gas
Hydrocarbon-richs class fluid inclusion such as hydrocarbon-liquid hydrocarbon-liquid state, light oil and pitch etc. discloses, and there are hydrocarbon-rich class reproducibility BIFhosted gold deposits
Activity.Bituminization Alteration Zoning, bituminization-colour fading (bleachingization) Alteration Zoning are hydrocarbon-rich class reproducibility BIFhosted gold deposits and enclose
The construction lithofacies of the extensive water rock coupling reaction of rock learn record, disclose sedimentary mineralization in later structural deformation and superimposed reformation process
In, there are the effects of extensive water rock coupling reaction between BIFhosted gold deposit and country rock, and cause copper-lead zinc metallogenic material extensive
The main mechanism of precipitating.This determines Ofsandstone Copper Deposits hydrocarbon-rich class using the methods of reflectance of vitrinite, organic carbon, inclusion enclave
Hydrocarbonaceous salt water, liquid state hydrocarbon, light oil and pitch class hydrocarbon → oil generation → bituminization thresholding in reproducibility BIFhosted gold deposit, in conjunction with total
Distribution of organic and content draw a circle to approve hydrocarbon-rich class reproducibility BIFhosted gold deposit, determine bituminization distribution and copper segregation mineralization relation.
The present invention has the advantage that providing a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit residue (bituminization and always has
Machine carbon) new method of determination is enriched with copper mine, this method determines hydrocarbon source rock by geochemistry lithology mark (organic carbon)；
By constructing lithology mark (bituminization alteration phase), mineral inclusion (hydrocarbonaceous salt water, gas hydrocarbon-liquid hydrocarbon-liquid state hydrocarbon, lightweight
The organic matters class inclusion enclave such as oil and pitch) it identifies and measures, the reductive fluid mark invaded on hydrocarbon source rock solves hydrocarbon-rich class also
The identification and delineation of originality BIFhosted gold deposit effectively increase sedimentary mineralization gravel lithotype copper/lead/zinc ore bed enrichment stationkeeping ability, tool
The feature for having identification degree high, fast and effective.
The present invention and its embodiments have been described above, this description is no restricted, shown in the drawings
Only one of embodiments of the present invention, actual design are not limited thereto.All in all if the ordinary skill of this field
Personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution phase
As frame mode and embodiment, be within the scope of protection of the invention.
Claims (2)
1. a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit determines method, which is characterized in that specifically includes the following steps:
1) main hydrocarbon source rock system is determined by sedimentary petrography feature, using reflectance of vitrinite record sedimentary formation experience
Highest paleogeotherm and hydrocarbon arrange hydrocarbon thresholding；
2) by determining total organic carbon, the substance source of hydrocarbon-rich class reproducibility BIFhosted gold deposit Yu hydrocarbon source rock area is determined, using copper-rich
Mineral fluid inclusions determine the evolution trend of reproducibility BIFhosted gold deposit ingredient；
3) initial enrichment in cupric aubergine irony anagenite is acted on shape as reducing agent by hydrocarbon-rich class strong reducing property BIFhosted gold deposit
At oxidation phase copper reduction form vitreous copper and copper sulfide precipitation enrichment of ore-forming.
2. a kind of hydrocarbon-rich class reproducibility BIFhosted gold deposit according to claim 1 determines method, it is characterised in that: the step
It is rapid 2) in, the substance source early stage in hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area is with hydrocarbonaceous salt water, gaseous hydrocarbon-liquid
Based on hydrocarbon-liquid state hydrocarbon；Hydrocarbon-rich class reproducibility BIFhosted gold deposit and the substance source mid-term in hydrocarbon source rock area are with hydro carbons-light oil
It is main；The substance source advanced stage in hydrocarbon-rich class reproducibility BIFhosted gold deposit and hydrocarbon source rock area is with light oil and occurs based on bituminization.
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| CN201910182756.5A CN109870744A (en) | 2019-03-12 | 2019-03-12 | Method for determining hydrocarbon-rich reductive ore-forming fluid |
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| CN201910182756.5A CN109870744A (en) | 2019-03-12 | 2019-03-12 | Method for determining hydrocarbon-rich reductive ore-forming fluid |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749638A (en) * | 2015-04-15 | 2015-07-01 | 中国石油化工股份有限公司胜利油田分公司西部新区研究院 | Determining method of complex mountain-front effective source rock and source rock structural model |
| CN106257310A (en) * | 2015-06-18 | 2016-12-28 | 核工业北京地质研究院 | Sedimentary basin oil gas strong reducing action district Prospecting Sandstone-type Uranium Deposits method for establishing model |
| CN106324700A (en) * | 2015-06-18 | 2017-01-11 | 核工业北京地质研究院 | Sedimentary basin red strata sandstone type uranium mine metallogenic mode construction method |
| CN108227035A (en) * | 2017-12-25 | 2018-06-29 | 中国石油化工股份有限公司 | A kind of accurate method for judging the reservoir forming stage for oil and gas reservoirs time time |
-
2019
- 2019-03-12 CN CN201910182756.5A patent/CN109870744A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749638A (en) * | 2015-04-15 | 2015-07-01 | 中国石油化工股份有限公司胜利油田分公司西部新区研究院 | Determining method of complex mountain-front effective source rock and source rock structural model |
| CN106257310A (en) * | 2015-06-18 | 2016-12-28 | 核工业北京地质研究院 | Sedimentary basin oil gas strong reducing action district Prospecting Sandstone-type Uranium Deposits method for establishing model |
| CN106324700A (en) * | 2015-06-18 | 2017-01-11 | 核工业北京地质研究院 | Sedimentary basin red strata sandstone type uranium mine metallogenic mode construction method |
| CN108227035A (en) * | 2017-12-25 | 2018-06-29 | 中国石油化工股份有限公司 | A kind of accurate method for judging the reservoir forming stage for oil and gas reservoirs time time |
Non-Patent Citations (2)
| Title |
|---|
| 方维萱 等: "塔西地区富烃类还原性盆地流体与砂砾岩型铜铅锌-铀矿床成矿机制", 《地球科学与环境学报》 * |
| 方维萱 等: "塔西陆内红层盆地中盆地流体类型、砂砾岩型铜铅锌-铀矿床的大规模褪色化围岩蚀变与金属成矿", 《地球科学与环境学报》 * |
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Application publication date: 20190611 |
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