Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chalcopyrite & Actinolite

Views:
Watches:
SCH557844

Chalcopyrite & Actinolite

Description Tabs

Description
Locality: 
French Creek Mines, St Peters, Chester County, Pennsylvania, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.3 × 4.7 × 4.4 cm
Description

Hoppered greenish-metallic chalcopyrite crystals with fibrous green byssolite variety of actinolite crystals.

Quite good for the locality.

Mineral Data
What's on the rock

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Actinolite

Formula: 
☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Crystal System: 
Monoclinic - Prismatic
Hardness: 
5.0 - 6.0
Streak: 
White
schani

Seller Information

Payment options: offline, paypal_wpp, paypal_wps