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Vivianite

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TBM786996

Vivianite

Description Tabs

Description
Locality: 
Figline e Incisa Valdarno, Florence Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 6.8 × 3.8 cm
Weight: 
141.00gr
Description

Nodule opened in two parts with vag fully crystallized found in sandy clay of the Pleistocenic lacustrine deposits of Valdarno Valley.

Mineral Data
What's on the rock

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