Amethyst with Calcite coating - image 1
Photo by Jean des Rivières

Amethyst with Calcite coating

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Amethyst with calcite coating, 12.1 cm, from the Las Rayas mine, Veta Madre, Guanajuato, Mexico (no. 1097). Acquired in March 2017. Jean des Rivières photo.

Product details

SpeciesAmethyst, Calcite
SizeCabinet
Dimensions12.1 cm
Added on02/13/2026
LocalityMexico, Guanajuato, Rayas
Publications
  • Mineralogical Record Mineral Collections In Arizona page 24
Current owner
Jean des Rivières

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Amethyst
Mineral guide
Learn about Amethyst
violet quartz prized for vivid color and crystal forms; affordable Brazilian geodes and razor-sharp Georgia crystals, with collecting localities.
Amethyst
Regional guide
Amethyst from Rayas
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Locality guide
Rayas
Rayas, Mexico — Guanajuato silver locality famed for acanthite and other silver sulfides on pale gangue, with mining lore and strong collector appeal.