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Chalcophanite

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AMM956457

Chalcophanite

Description Tabs

Description
Locality: 
Km-3 Mine, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 1.7 × 2 cm
Description

Richly decorated specimen with blue-black chalcophanite crystals. The large druse on the front of the specimen is fully filled with chalcophanite crystals and measures 1.4 cm alone! 

Mineral Data
What's on the rock

Chalcophanite

Formula: 
(Zn,Fe,Mn)Mn3O7·3H2O
Strunz: 
4.FL.20
Crystal System: 
Trigonal
Hardness: 
2.5
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Accepted payment methods: PayPal, bank transfer.

Money back guarantee is valid until 14 days after receiving the payment. The refund will be initiated immediately upon receiving the minerals back. Due to the return time, there may be a delay in the refund.