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Clinocervantite with Valentinite

#55933

Clinocervantite with Valentinite

#55933
Availability
Sold
Size
3 x 3 x 2.5 cm - Thumbnail 
Formula
Sb3+Sb5+O4 (RRUFF)
Locality
Tafone mine, Grosetto Province, Tuscany, Italy

Tiny, less than 0.2mm, thin bladed colorless Clinocervantite crystals lining vugs with several acicular crystals of Valentinite to 3mm. Clinocervantite is a very rare antimony oxide found in only three localties worldwide.

Clinocervantite

Formula
Sb3+Sb5+O4 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Microscopic Crystals 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
colorless 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness

Data courtesy of Webmineral.

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