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peruvian opal - the Andean aquamarine

dendridic Peruvian opal

Peruvian opal, pearl, & amethyst necklace

compositionhydrous silica gel
name sourcefrom where it is mined, the Peruvian Andes
other accepted namesAndean opal, Andean blue opal, Andean blue silica, blue opal
color aquamarine to seagreen
color sourcetrace amounts of copper
significant sourcesSan Patricio, Peru
MOH scale5.5 - 6.5
care and treatmentRelatively soft, Peruvian opal should be treated with care as it can be scratched by any harder material. Wash in warm soapy (non-detergent) water.