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Analcime Calcite & Native Copper

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MNT160376

Analcime Calcite & Native Copper

ex Dr. F. Krantz stock (GER)
Classic Locality

Description Tabs

Description
Locality: 
Phoenix Mine, Phoenix, Keweenaw County, Michigan, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.1 × 2.2 cm
Description

Interesting 19th century old timer from the Phoenix Mine: whiteish in part glassy lustrous analcime crystals are associated with calcite including tiny reddish native copper. Comes with a nice label on a string. Krantz stock, collector/dealer unknown to me.

Mineral Data
What's on the rock

Analcime

Formula: 
Na2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Crystal System: 
Triclinic
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Cyclopean Islands, Acitrezza (Aci Trezza), Etna Volcanic Complex, Catania Province, Sicily, Italy

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Copper

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

Seller Information

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Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger