Mineral: Benitoite, Neptunite and Joaquinite
Locality: California State Gem Mine (Benitoite Gem Mine), San Benito River headwaters area, Santa Rita Peak, New Idria District, San Benito County, California, USA
Dimensions: 51.0 x 35.0 x 12.0 cm

Description: Main crystal size: 3.8 cm Sheet of sharp-edged blue crystals cleared of the natrolite with some neptunites (maximum size 25mm) and joaquinites (maximum size 2mm) MIM number 846 Photographer: AINU/Alessandro Clemenza

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