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Neptunite

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GMN878906

Neptunite

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Description
Locality: 
Dallas Gem Mine, San Benito County, California, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4 × 5 × 1.5 cm
Description

Wonderful lustrous pitch black columnar neptunite crystals grown on white natrolite giving a perfect contrast to this classic piece.

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

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10
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Start 19 Nov 18:00
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Shipping Information

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Europe
14
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14

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Bid History

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