|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Italy > Quartz var. Amethyst
|Quartz var. Amethyst
|Osilo, Sassari, Sardinia, Italy
|Pocket in volcanic tuff matrix with rich purple amethyst quartz crystals to 18 mm long nestled deep in the pocket, well protected. Excellent specimen.
|For reference only
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