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Turquoise : Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O

Copyright © 2000-2003 by John H. Betts. All Rights Reserved.
This photo, and many others, have been provided by John Betts Fine Minerals - http://www.johnbetts-fineminerals.com - For more fine minerals click here.
 
 
minID: 6Q4-DT0

Turquoise : Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O

Dimensions: 20 mm x 15 mm x 12 mm

Irregular nugget of gem-grade turquoise. Excellent color. Ex. Robert C. Linck (1905-1970). Overall size of mineral specimen: 20x15x12 mm. Size of individual crystals: .

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Photo added: 16th Apr 2003