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Blue Agate

Blue chalcedony It is made up of very small, parallel-oriented fibers. It occurs as crusts and cavity fillings.

BLUE AGATE/ Chalcedony
Mohs 6 1/2 - 7
Chemical Composition SiO2
Refractive Index 1.53-1.54
Specific Gravity 2.58 - 2.64
Cleavage None
Streak White
Localities Namibia, Brazil, Turkey, Uruquay, India, Madagascar, USA.

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