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Tremolite Psm Diopside

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PDM847074

Tremolite Psm Diopside

Pseudomorph

Description Tabs

Description
Locality: 
Antanimenabe, Sahatsiho-Ambohimanjaka, Ambositra, Amoron'i Mania, Madagascar
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.1 × 1.7 × 1.7 cm
Weight: 
16.00gr
Description

Prismatic diopside crystal of square section that was completely replaced by white tremolite. These pseudomorphs were partially abundant in the early 1990, but now are hard to find.

Ex J.Muizebelt specimen.

Mineral Data
What's on the rock

Tremolite

Formula: 
☐{Ca2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Campolungo, Piumogna Valley, Leventina, Ticino (Tessin), Switzerland

Diopside

Formula: 
CaMgSi2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.15
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.5
Streak: 
white

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