A natural fused, X-ray amorphous silica.
Originates when lightning strikes sand or other very SiO2-rich sediments and rocks.
Lechatelierites/fulgurites form hollow tubes that are often irregular and branched.
Classification of Lechatelierite |
| IMA status: | Not Approved |
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| Strunz 8th edition ID: | 4/D.01-10
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| Nickel-Strunz 10th (pending) edition ID: | 4.DA.30
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
A : With small cations: Silica family |
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| Hey's CIM Ref.: | 7.8.6
7 : Oxides and Hydroxides
8 : Oxides of Si |
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| mindat.org URL: | http://www.mindat.org/min-2363.html
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Physical Properties of Lechatelierite |
| Hardness (Mohs): | 6½ |
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Chemical Properties of Lechatelierite |
| Formula: | |
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| Essential elements: | O, Si |
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| All elements listed in formula: | O, Si |
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Relationship of Lechatelierite to other Species |
Related Minerals - Nickel-Strunz Grouping):
- + | |
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Related Minerals - Hey's Index Grouping:
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Other Names for Lechatelierite |
| Synonyms: | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Lechatelierite |
| Reference List: | Rogers, A.F. (1930), A unique occurrence of lechatelierite or silica glass, American Journal of Science: 19: 195-202.
Frondel, Clifford (1962), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume III: 325.
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Internet Links for Lechatelierite |
| Search Engines: |
Look for Lechatelierite on Google
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| Jobs: | Mining & Geology Jobs |
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Localities for Lechatelierite |
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the  symbol to view information about a locality.
The symbol next to localities in the list
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