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Ludlockite

#37984

Ludlockite

#37984
Availability
Sold
Size
5 x 4.5 x 2 cm - Miniature 
Formula
PbFe3+4As3+10O22 (RRUFF)
Locality
Veta Negra mine, Pampa Larga dist., Copiapó, Atacama Prov., Chile
Tagged
arsenate

Orange fibrous crystals flat on matrix. Interesting arsenate locality first discovered by Terry Szenics.

Ludlockite

Formula
PbFe3+4As3+10O22 
Crystal System
Triclinic 
Crystal Habit
Acicular 
Cleavage
Good, Good, None 
Luster
Subadamantine 
Color
copper red 
Streak
light brown 
Class
Triclinic - Pinacoidal 
Fracture
Sectile 
Hardness
1.5-2 

Data courtesy of Webmineral.

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