Colemanite Mineral Specimen, California

This specimen is 3.5" by 2.5"
Availability: 1 in stock
SKU: HM-038-2
Free shipping
Delivery date: 1 week
€68.72

This is a nice bladed Colemanite specimen, from the Boron Pit, Kern County, California. This one has an interesting color. Perhaps iron impurities. There is also a little bladed calcite rosette on it.