14hdcer ((NIFONTOVITE)), $10 MINIMUM BID, San Bartolo Mine, Rey y Reina Vein, Charcas, Charcas, San Luis Potosi, Mexico, 8.5 x 5 x 4.5 cm, Cabinet | |
Here is a specimen with an area with crystals of the rare borate, Nifontovite on matrix. Wrights rock shop. |