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0 item @ $0.00  

Pyromorphite

#29782

Pyromorphite

#29782
Availability
Sold
Size
4 x 4.5 x 4 cm - Miniature 
Formula
Pb5(PO4)3Cl (RRUFF)
Locality
Saddleback Old Mine, Blencathra, Glenderamackin Valley, Cumbria, England
Notes
Discounts/Promos do NOT apply to this item

Hard locality to obtain and good locality to aquire if you are a Pyromorphite collector. Pretty good coverage of grass green, tin, hexagonal crystals on Quartz.

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.

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