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0 item @ $0.00  

Pyromorphite

#AH53607

Pyromorphite

#AH53607
Availability
Available
Price
$125.00
Size
10 x 5 x 3 cm - Cabinet 
Formula
Pb5(PO4)3Cl (RRUFF)
Locality
Ivanhoe Mine, Tennant Creek, Northern Territory, Australia
Tagged
phosphate

Greenish yellow prismatic crystals to 4mm on Hematite matrix. Pyromorphite from the Ivanhoe mine is nearly impossible to find and obtain on the market.

Obtained by Hampson in 1967.

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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