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Gold & Bornite

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UVM892181

Gold & Bornite

Classic Locality

Description Tabs

Description
Locality: 
Cole Shaft, Bisbee, Warren District, Mule Mountains, Cochise County, Arizona, United States of America
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2 × 1.3 cm
Description

A rare specimen of native gold from Bisbee featuring splotches of native gold on bornite.   Collected by miner Al Vorin from the 39-A stope, 1300' level of the Cole Shaft.

Mineral Data
What's on the rock

Gold

Formula: 
Au
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Bornite

Formula: 
Cu5FeS4
Strunz: 
2.BA.15
Crystal System: 
Tetragonal
Hardness: 
3.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

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