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Namansilite & Pectolite

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SMM925767

Namansilite & Pectolite

Description Tabs

Description
Locality: 
Cerchiara Mine, Borghetto Vara, Vara Valley, La Spezia Province, Liguria, Italy
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 1.8 cm
Description

Deep red acicular crystals of namansilite all around the sample, a mineral not too widespread, found only in about ten locations. It takes its name from the elements that compose it: Natrium, Manganese, Silicon. Here with white fibrous crystals of pectolite. Good specimen.

Boxed with Label
Mineral Data
What's on the rock

Namansilite

Formula: 
NaMn3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0 - 7.0
Streak: 
brown-red
Type Locality: 
Dzhavodi Area, Ir-Nimi manganese deposit, Taikan Ridge, Khabarovskiy Kray, Far-Eastern Region, Russia

Pectolite

Formula: 
NaCa2(HSi3O9)
Strunz: 
9.DG.05
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Sano, Mori, Mt. Baldo, Lagarina Valley, Trento Province, Trentino-Alto Adige (Trentino-Südtirol), Italy

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