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Jahnsite-(NaMnMg)

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SER680318

Jahnsite-(NaMnMg)

Type Locality

Description Tabs

Description
Locality: 
Sapucaia Mine, Sapucaia do Norte, Galiléia, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.5 × 0.3 × 0.3 cm
Description

A cluster of the new mineral jahnsite-(NaMnMg) that I collected 6 years ago in Sapucaia dumps

Mineral Data
What's on the rock

Jahnsite-(NaMnMg)

Formula: 
{(Na,Ca)}{(Mn2+,Fe3+)}{(Mg,Fe3+)2}{Fe3+2}(PO4)4(OH)2 · 8H2O
Strunz: 
8.DH.15
Crystal System: 
Monoclinic
Type Locality: 
Sapucaia Mine, Sapucaia do Norte, Galiléia, Minas Gerais, Brazil