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0 item @ $0.00  

Wickmanite on Quartz

#50771

Wickmanite on Quartz

#50771
Availability
Sold
Size
9 x 7 x 3.5 cm - Sm Cabinet 
Formula
Mn2+Sn4+(OH)6 (RRUFF)
Locality
San Mart�n mine, Sombrerete, Zacatecas, Mexico Zacatecas, Mexico
Tagged
tin

Hundreds of tiny yellow crystals about 0.75mm sprinkle all over the cluster of Quatz crystals. It's actually a very nice specimen for just Quartz alone. Also a bit of colorless Fluorite to 2mm in association.

Wickmanite

Formula
Mn2+Sn4+(OH)6 
Crystal System
Isometric 
Crystal Habit
Octahedral Crystals 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
yellow, orange brown, yellow orange, colorless 
Streak
white 
Class
Isometric - Hexoctahedral 
Hardness
3-4 

Data courtesy of Webmineral.

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