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: 3 × 2.3 × 2 cm = 1.18” × 0.91” × 0.79” Main crystal size: 1.8 × 1 cm = 0.71” × 0.39”