Description
Superb specimen of bluish turquoise (a hydrated alumina phosphate) in a brown limonite gangue. Specimen polished on one side.
Turquoise from the Jarilla Mountains deposits in New Mexico, USA.
Numerous deposits have provided a multitude of minerals: gold, smoky quartz, hematite, andradite, etc.
Mineral from the naturalist dealer Deyrolle of Paris, delivered with label and original box.
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