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Changbaiite

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SKY896081

Changbaiite

Type Locality

Description Tabs

Description
Locality: 
Round Top Prospects, Sierra Blanca, Hudspeth County, Texas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.6 × 0.3 cm
Description

Orange crystal aggregates of the extremely rare niobium mineral changbaiite in ryolite rock matrix from one of the only 4 localities known worldwide.

Three faces of the specimen are polished because I was analyzed by the former owner of the specimen, the Vandenbrouck Museum, but the analysis is no longer available

Ex Vandenbroucke Museum collection from Waregem, Belgium.

 

Mineral Data
What's on the rock

Changbaiite

Formula: 
PbNb2O6
Strunz: 
4.DF.10
Hardness: 
5.5
Type Locality: 
Mt Gang, Ji'an Co., Tonghua Prefecture, Jilin Province (Manchuria; Dongbei Region), China...

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