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Neptunite

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SYM875868

Neptunite

Rare Mineral

Description Tabs

Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 1.2 × 1.2 cm
Description

Neptunite crystals with clear natrolite on the matrix.

Mineral Data
What's on the rock

Neptunite

Formula: 
Na2KLi(Fe2+,Mn2+)2Ti2(Si8O24)
Strunz: 
9.EH.05
Hardness: 
5.0 - 6.0
Colour: 
Black
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Current price

$

Starting price

$10
(reserve not met) (reserve met)

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Start 10 Feb 13:00
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Shipping Information

Postage Area Price
US
$11
Rest of World
$13
Canada
$13