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Native Copper & Quartz

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JWM913892

Native Copper & Quartz

Description Tabs

Description
Locality: 
Calumet Township, Houghton County, Michigan, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 3.7 × 2.5 cm
Weight: 
89.00gr
Description

A native copper crystals with micro crystalline quartz.  Rich dark brown colored patina.  Unusual quartz association.  From an old collection.  With two previous labels.  

Actual shipping cost will be calculated and added to the invoice.

Previous labels supplied (not photographed)
Mineral Data
What's on the rock

Copper

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Payment accepted through Paypal using the email [email protected].