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Roscoelite

#46482

Roscoelite

#46482
Availability
Sold
Size
2.5 x 1 x 1 cm - Thumbnail 
Formula
KV3+2(Si3Al)O10(OH)2 (RRUFF)
Locality
Srednyaya Padma mine, Zaonezhie pen., Karelia, Russia
Tagged
vanadium

Tiny black scales of Roscoelite, a vanadium bearing mica. Identified by Dr. Igor Pekov.

XRD Confirmed

Roscoelite

Formula
KV3+2(Si3Al)O10(OH)2 
Crystal System
Monoclinic 
Crystal Habit
Micaceous, Scaly, Massive 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
brown green, greenish brown, yellow green, dark brown, dark green 
Streak
greenish white 
Class
Monoclinic - Prismatic 
Hardness
2.5 

Data courtesy of Webmineral.

Special Info
XRD Confirmed

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