Danburite
CaB₂Si₂O₈
Little Three mine, Ramona, San Diego County, California

The Little Three mine is famous for producing fine crystals of topaz and spessartine garnet. It has also yielded fine crystals of a variety of other unusual minerals. This danburite crystal  found in December of 1996 is the largest well-formed crystal of the species known from California.

Size: 4.4 cm across

Acquired: 1998 Gem & Mineral Council purchase; available for adoption through the Adopt-a-Mineral program.

Disposition: Planned for future display.

Catalog Number: 44050