Uncommon Minerals showcases rare and specialty mineral specimens that fall outside standard species categories such as quartz, calcite, and fluorite. This collection features unusual chemistry, distinctive crystal habits, and exceptional global localities including Colombia, India, the Congo, and the United States. Ideal for collectors seeking material that breaks away from traditional classifications, these pieces emphasize rarity, geological uniqueness, and visual impact beyond mainstream mineral types.
52 g Dioptase on Calcite Specimen – Mindouli, Republic of the Congo – 70 mm