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Magnetite & Rockbridgeite

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RBM1153310

Description Tabs

Description
Locality: 
El Laco, San Pedro de Atacama, El Loa Province, Antofagasta Region, Chile
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 4 cm
Description

Group of flattened rockbridgeite crystals (0.5 mm diameter) on octahedral magnetite

Mineral Data
What's on the rock

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black

Rockbridgeite

Formula: 
Fe2+Fe3+4(PO4)3(OH)5
Strunz: 
8.BC.10
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.5
Type Locality: 
Midvale Mine, South Mountain, Midvale, Rockbridge Co., Virginia, USA

Current price

$

Starting price

$10
(reserve not met) (reserve met)

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Start 30 Nov 18:00
End
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Shipping Information

Postage Area Price
Europe10-15
$15
North & South America 10-15
$15
Rest of World 15-20
$15

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Bid History

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