FR2274350A1 - Procede de preparation de cristaux d'amethyste - Google Patents
Procede de preparation de cristaux d'amethysteInfo
- Publication number
- FR2274350A1 FR2274350A1 FR7420369A FR7420369A FR2274350A1 FR 2274350 A1 FR2274350 A1 FR 2274350A1 FR 7420369 A FR7420369 A FR 7420369A FR 7420369 A FR7420369 A FR 7420369A FR 2274350 A1 FR2274350 A1 FR 2274350A1
- Authority
- FR
- France
- Prior art keywords
- crystals
- growing
- colourless
- crystal
- quartz
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
- C30B7/10—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by application of pressure, e.g. hydrothermal processes
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
- C30B29/18—Quartz
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Display Devices Of Pinball Game Machines (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7420369A FR2274350A1 (fr) | 1974-06-12 | 1974-06-12 | Procede de preparation de cristaux d'amethyste |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7420369A FR2274350A1 (fr) | 1974-06-12 | 1974-06-12 | Procede de preparation de cristaux d'amethyste |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274350A1 true FR2274350A1 (fr) | 1976-01-09 |
FR2274350B1 FR2274350B1 (ar) | 1978-12-22 |
Family
ID=9139960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7420369A Granted FR2274350A1 (fr) | 1974-06-12 | 1974-06-12 | Procede de preparation de cristaux d'amethyste |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2274350A1 (ar) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2456766A1 (fr) * | 1979-05-14 | 1980-12-12 | Inst Sinteza Mineralnogo | Procede de traitement de mineraux |
-
1974
- 1974-06-12 FR FR7420369A patent/FR2274350A1/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2456766A1 (fr) * | 1979-05-14 | 1980-12-12 | Inst Sinteza Mineralnogo | Procede de traitement de mineraux |
Also Published As
Publication number | Publication date |
---|---|
FR2274350B1 (ar) | 1978-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |