portrait

Quartz (amethyst)


Location: U.S. National Museum of Natural History, Washington, DC
Year: 2009
Merckdigitals catalogue number: 22-70151
Comments: Rio Grande do Sul, Brazil

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portrait

Rose quartz


Location: U.S. National Museum of Natural History, Washington, DC
Year: 2009
Merckdigitals catalogue number: 22-70106
Comments:

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