Thumbnail, 9.0 x 6.1 x 4.3 cm
Dallas Gem Mine (Benitoite Mine; Benitoite Gem Mine; Gem Mine), Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California

A sharp 2.5 cm, triangular crystal, perched wonderfully in the middle of matrix. From the Chuck Houser collection. 9 x 6.1 x 4.3 cm