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Vanadinite on Descloizite

#WR53544

Vanadinite on Descloizite

#WR53544
Availability
Sold
Size
12.5 x 7 x 5 cm - Cabinet 
Formula
Pb5(VO4)3Cl (RRUFF)
Locality
Chalk Mountain mine, Churchill Co., Nevada, United States
Tagged
vanadium

Flaming orange globular Descloizite with silver, sharply pointed, acicular Vanadinite crystals to 1mm. Superb specimen from the late Willard L. Roberts, author of Encyclopedia of Minerals.

Willard Roberts' label - though it erroneously identified as Pyromorphite (it could go both ways really).

Vanadinite

Formula
Pb5(VO4)3Cl 
Crystal System
Hexagonal 
Crystal Habit
Globular, Prismatic, Nodular 
Cleavage
None, None, None 
Luster
Adamantine 
Color
brown, brownish yellow, brown red, colorless, yellow 
Streak
brownish yellow 
Class
Hexagonal - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
Willard L. Roberts Collection

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