California State Gem Mine (Benitoite Gem Mine), San Benito River headwaters area, Santa Rita Peak, New Idria District, San Benito County, California USA
Specimen size: 6.1 × 2.8 × 2.9 cm = 2.40” × 1.10” × 1.14” Main crystal size: 3.2 × 0.9 cm = 1.26” × 0.35”