Mineralpedia Details for Alsakharovite - (Zn)
Alsakharovite - (Zn)
Named for Aleksey S. Sakharov, a Russian geologist who worked on the Lovozero massif. Forms as rough, flattened crystals of white to a pale brown. Prismatic crystals form in hydrothermal deposits with natrolite and lamprophyllite at its type and only locality at Lepkhe-Nel’m Mountain in the Lovozero massif on the Kola Peninsula of Russia.
Ref. Minerals and their Localities, Bernard, J.H. and Hyršl, J. (2004)
IMA/CNMNC List of Mineral Names (2009) and Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 132 (2003) (1), 52
- Formula
- NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4ยท7H2O
- Crystal System
- Monoclinic
- Crystal Habit
- Tabular, Prismatic
- Cleavage
- None, None, None
- Luster
- Vitreous (Glassy)
- Color
- white, pale brown, colorless
- Streak
- white
- Class
- Monoclinic - Domatic
- Fracture
- Brittle - Uneven
- Hardness
- 5
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Alsakharovite - (Zn) from Pegmatite No. 45, Lepke-Nel'm Mt., Lovozero Massif, Kola Peninsula, Russia
Extremely rare niobium-titanium silicate found at this locality only. Prismatic fragments less than 1mm each.
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