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Coutinhoite

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AMM958364

Coutinhoite

Rare Mineral

Description Tabs

Description
Locality: 
Urucum Mine, Galileia, Minas Gerais, Brazil
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2.6 × 0.2 cm
Description

Fine specimen with yellow fine crystalline coutinhoite on mica-matrix.

Type locality specimen. Coutinhoite is only known from ONE locality worldwide. Rare.

From the collection of Luc VANDENBERGHE, longtime mindat member and famous Belgian u-mineral collector. Specimen of a very well kept collection.

Mineral Data
What's on the rock

Coutinhoite

Formula: 
ThxBa(1-2x)(UO2)2Si5O13·(H2O)1+y (0 < x < 0.5 and 0 < y < (2+x))
Strunz: 
9.AK.30
Hardness: 
2.0 - 0.0
Colour: 
yellow
Streak: 
yellow
Type Locality: 
Urucum mine (Tim mine; Córrego do Urucum pegmatite), Galiléia, Doce valley, Minas Gerais, Brazil

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Accepted payment methods: PayPal, bank transfer.

Money back guarantee is valid until 14 days after receiving the payment. The refund will be initiated immediately upon receiving the minerals back. Due to the return time, there may be a delay in the refund.