Agrellite
| Agrellite | |
|---|---|
| Allgemein | |
| Kategorie | Mineral |
| Identification | |
| Color | White, grayish-white, greenish-white |
| Crystal habit | Lath - shaped like a small, thin plaster lath, rectangular in shape |
| Cleavage | perfect |
| Mohs scale hardness | 5.5 |
| Luster | pearly |
| Streak | white |
| Diaphaneity | transluscent |
| Specific gravity | 2.88 |
| Optical properties | biazial |
Agrellite (NaCa2[F|Si4O10]) is a mineral found in Quebec, Canada.
It is named in honour of Stuart Olof Agrell. [1]
External links
- Fact sheet from mindat.org
- Fact sheet from webmineral.com
References
- ^ first reported in the Canadian Mineralogist (1976), vol. 14, pp. 120-126
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