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0 item @ $0.00  

Pyromorphite

#AH52272

Pyromorphite

#AH52272
Availability
Sold
Size
5 x 4.5 x 2 cm - Miniature 
Formula
Pb5(PO4)3Cl (RRUFF)
Locality
La Farges, France
Tagged
phosphate

A very good specimen of bright green acicular Pyromorphite crystals in 3-4mm groups.

Pyromorphite

Formula
Pb5(PO4)3Cl 
Crystal System
Hexagonal 
Crystal Habit
Crystals short to long prismatic, acicular, often hoppered terminations, rarely tabular to equant; radiating to branching groups, tapering to a point. Commonly rounded, globular, reniform, botryoidal. 
Cleavage
On {1011}, interrupted 
Luster
Resinous to subadamantine 
Color
Dark grass-green, green, yellow, yellow-orange, reddish orange, yellow-brown, brown, tan, grayish, may be colorless 
Streak
White 
Geological Setting
A secondary mineral in the oxidized zone of lead deposits 
Class
Hexagonal, 6/m - Dipyramidal 
Fracture
Uneven to subconchoidal 
Hardness
3.5–4 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection

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