Jeremejevite Rough & Cut set Erongo Region, Namibia   Here is a great rough and cut set of the rare mineral, Jeremejevite.   Jeremejevite is a rare aluminum borate mineral with variable fluoride and hydroxide ions. The beautiful crystal is quite gemmy. It's color starts as light blue near the base with a fade to colorless at the perfect top termination.… More info

5 Jeremejevite Crystals   Erongo Region, Namibia 5.0 mm - 11.1 mm   Here are 5 very well formed crystals of this rare mineral. Jeremejevite is a rare aluminum borate mineral with variable fluoride and hydroxide ions. These beautiful crystals have one well terminated end with complex terminations,  which you do not find very often, as many in the market are… More info