Classification of Zemkorite |
| IMA status: | Approved 1985 |
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| Strunz 8th edition ID: | 5/B.05-55
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| Nickel-Strunz 10th (pending) edition ID: | 5.AC.10
5 : CARBONATES (NITRATES) A : Carbonates without additional anions, without H2O C : Alkali and alkali-earth carbonates |
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| Dana 8th edition ID: | 14.3.3.2
14 : ANHYDROUS NORMAL CARBONATES 3 : A2B(XO3)2 |
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| Hey's CIM Ref.: | 11.1.12
11 : Carbonates 1 : Carbonates of the alkali metals and ammonium |
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| mindat.org URL: | http://www.mindat.org/min-4393.html Please feel free to link to this page. |
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Physical Properties of Zemkorite |
| Lustre: | Vitreous, Pearly |
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| Diaphaneity (Transparency): | Transparent |
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| Colour: | Colourless |
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| Hardness (Mohs): | 2 |
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| Tenacity: | Brittle |
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Crystallography of Zemkorite |
| Crystal System: | Hexagonal |
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| Cell Parameters: | a = 10.06Å, c = 12.72Å
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| Ratio: | a:c = 1 : 1.264 |
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| Unit Cell Volume: | V 1,114.84 ų (Calculated from Unit Cell) |
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Optical Data of Zemkorite |
| Type: | Uniaxial (-) |
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| RI values: | nω = 1.535 nε = 1.513 |
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| Maximum Birefringence: | δ = 0.022
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Low |
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Chemical Properties of Zemkorite |
| Formula: | |
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| Essential elements: | C, Ca, Na, O |
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| All elements listed in formula: | C, Ca, Na, O |
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| Common Impurities: | K |
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Relationship of Zemkorite 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 Zemkorite |
| Synonyms: | |
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| German names: | |
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| Spanish names: | |
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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 Zemkorite |
| Reference List: | Doklady Akademii Nauk SSSR (1988): 301: 188-193.
American Mineralogist (1990): 75: 933-934.
American Mineralogist (2002): 87: 1384.
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Internet Links for Zemkorite |
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| External Links: | Look for Zemkorite on WebmineralLook for Zemkorite on Athena MineralogyLook for Zemkorite on WikipediaLook for Zemkorite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Zemkorite in the Natural History Museum (London) online catalogueZemkorite details from Handbook of Mineralogy (PDF) |
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Localities for Zemkorite |