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Perloffite & Vivianite

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SER1098395

Perloffite & Vivianite

ex Americo Urbinati collection

Description Tabs

Description
Locality: 
Hagendorf South Pegmatite, Bavaria, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.7 × 1.9 cm
Description

some black tiny clusters of perloffite on white apatite with blue vivianite

Mineral Data
What's on the rock

Perloffite

Formula: 
Ba(Mn2+,Fe2+)2Fe3+2(PO4)3(OH)3
Strunz: 
8.BH.20
Hardness: 
5.0
Type Locality: 
Big Chief Mine (Johnson pegmatite), Glendale, Keystone District, Pennington Co., South Dakota, USA

Vivianite

Formula: 
Fe2+3(PO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0
Type Locality: 
Wheal Kind (Wheal Kine), West Wheal Kitty group, St Agnes, St Agnes District, Cornwall, England, UK

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30
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Start 08 Apr 18:00
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