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Kupletskite & Polylithionite

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SYM912770

Kupletskite & Polylithionite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 1.3 cm
Description

Very nice clusters of well formed kupletskite crystals on polylithionite. 

Mineral Data
What's on the rock

Kupletskite

Formula: 
(K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4F
Strunz: 
9.DC.05
Crystal System: 
Triclinic
Hardness: 
4.0
Streak: 
Brown
Type Locality: 
Kuivchorr Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Polylithionite

Formula: 
KLi2Al(Si4O10)(F,OH)2
Strunz: 
9.EC.20
Hardness: 
2.0 - 3.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland