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Gibbsite On Lepidocrocite

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PJM36100

Gibbsite On Lepidocrocite

Description Tabs

Description
Locality: 
Iron Monarch Open Cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia, Australia
Size Range: 
Museum (18cm plus)
Size: 
8.4 × 23.6 × 7.4 cm
Description

An unusual specimen of stalactitic lepidocrosite covered by 2 generation of gibbsite. Collected by the seller in 1982. Big and showy from an usual and remote locality

Mineral Data
What's on the rock

Gibbsite

Formula: 
Al(OH)3
Strunz: 
4.FE.10
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Richmond, Berkshire Co., Massachusetts, USA

Lepidocrocite

Formula: 
γ-Fe3+O(OH)
Strunz: 
4.FE.15
Crystal System: 
Orthorhombic
Hardness: 
5.0
Streak: 
Orange
Type Locality: 
Zlaté Hory (Zuckmantel), Olomouc Region, Moravia (Mähren; Maehren), Czech Republic
Earthstones Australia

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.