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Leucosphenite & Narsarsukite

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SYA565589

Leucosphenite & Narsarsukite

Description Tabs

Description
Locality: 
Yubileinaya Pegmatite, Karnasurt Mountain, Lovozero Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 1.5 cm
Description

Radial blue-grey leucosphenite crystal aggregates ingrown with blue-grey narsarsukite crystals.

With red-broen manganoneptunite and black aegire in natrolite matrix

Mineral Data
What's on the rock

Leucosphenite

Formula: 
BaNa4Ti2B2Si10O30
Strunz: 
9.DP.15
Hardness: 
6.0 - 6.5
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Narsarsukite

Formula: 
Na4(Ti,Fe)2[Si8O20](O,OH,F)2
Strunz: 
9.DJ.05
Hardness: 
7.0
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Seller Information

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