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Malinkoite Erdite Martinite & Ussingite

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SYM885670

Malinkoite Erdite Martinite & Ussingite

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 0.4 × 0.5 cm
Description

Very nice specimen of pink martinite crystals with orange erdite and light pink cluster of malinkoite on the matrix. 

Mineral Data
What's on the rock

Malinkoite

Formula: 
NaBSiO4
Strunz: 
9.FA.10
Hardness: 
7.0
Streak: 
White
Type Locality: 
Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Erdite

Formula: 
NaFeS2·2H2O
Strunz: 
2.FD.20
Crystal System: 
Monoclinic
Hardness: 
2.0
Streak: 
Black
Type Locality: 
Coyote Peak, Coastal Range, Humboldt Co., California, USA

Martinite

Formula: 
(Na,◻,Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2·4H2O
Strunz: 
9.EE.80
Hardness: 
0.0
Type Locality: 
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Ussingite

Formula: 
Na2AlSi3O8OH
Strunz: 
9.EH.20
Crystal System: 
Triclinic
Hardness: 
6.0 - 7.0
Streak: 
white
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland