| 4gfcluru15ae ((CALCITE on AMETHYST)), $75 MINIMUM BID, Artigas, Uruguay, 22 x 11 x 5.5 cm, Cabinet | |
 | Beautiful dark purple Uruguay Amethyst with several associated contrasting Calcite scalenohedral crystals. Undamaged and sawn so that its sits upright or sideways for display. Uruguay Amethyst is a darker deeper richer purple than the Brazilian Amethyst. While Brazilian Amethyst forms in the famous elongated gas bubble cathedrals, Uruguay Amethyst form in much more irregular and usually smaller volcanic basalt gas bubbles. This weighs 1.97 kg. |
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