Classification of Cancrisilite |
| IMA status: | Approved 1990 |
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| Strunz 8th edition ID: | 8/J.09-15
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| Nickel-Strunz 10th (pending) edition ID: | 9.FB.05
9 : SILICATES (Germanates) F : Tektosilicates without zeolitic H2O B : Tektosilicates with additional anions |
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| Dana 8th edition ID: | 76.2.5.4
76 : TECTOSILICATES Al-Si Framework 2 : Al-Si Framework Feldspathoids and related species |
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| mindat.org URL: | http://www.mindat.org/min-881.html Please feel free to link to this page. |
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Type Occurrence of Cancrisilite |
| Type Locality: | Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia |
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| Year of Discovery: | 1991 |
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Physical Properties of Cancrisilite |
| Colour: | colourless, lilac, pale violet |
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| Streak: | white |
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| Hardness (Mohs): | 5 |
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| Cleavage: | None Observed |
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Crystallography of Cancrisilite |
| Crystal System: | Hexagonal |
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| Cell Parameters: | a = 12.57Å, c = 5.1Å
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| Ratio: | a:c = 1 : 0.406 |
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| Unit Cell Volume: | V 697.86 ų (Calculated from Unit Cell) |
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Optical Data of Cancrisilite |
| Type: | Uniaxial (-) |
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| RI values: | nω = 1.509 nε = 1.490 |
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| Maximum Birefringence: | δ = 0.019
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Moderate |
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Chemical Properties of Cancrisilite |
| Formula: | |
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| Essential elements: | Al, C, H, Na, O, Si |
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| All elements listed in formula: | Al, C, H, Na, O, Si |
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| Common Impurities: | Ca,Mn,Fe,K,S |
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Relationship of Cancrisilite to other Species |
| Member of Group: | |
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Related Minerals - Nickel-Strunz Grouping):
- + | |
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Other Names for Cancrisilite |
| Synonyms: | |
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| Other Languages: | |
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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 Cancrisilite |
| Reference List: | New Mins. (1997), New Minerals 1990-1994.
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 120(6): 80-84.
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Internet Links for Cancrisilite |
| Search Engines: |
Look for Cancrisilite on Google
Look for Cancrisilite images on Google |
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| External Links: | Look for Cancrisilite on WebmineralLook for Cancrisilite on Athena MineralogyLook for Cancrisilite on WikipediaLook for Cancrisilite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Cancrisilite in the Natural History Museum (London) online catalogueCancrisilite details from Handbook of Mineralogy (PDF) |
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| Mineral Dealers: | Buy fine minerals and gemstones from Pala InternationalBuy from David K Joyce mineralsFabre Minerals - search for Cancrisilite specimensLapis Mineral MagazinFind Cancrisilite on www.crystalclassics.co.ukBuy Minerals and Crystals from Crystalarium.comRare and Unusual minerals at Mineralogical Research Companyrare and unusual minerals mainly crystallizedSpiriferMinerals.com - high quality specimensWilensky Fine MineralsHigh-end worldwide specimens & outstanding customer serviceMineral Classics - Worldwide Collector Quality Minerals and Gems |
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| Jobs: | Mining & Geology Jobs |
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Localities for Cancrisilite |
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
can be used to jump to that position on the map.
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