Spessartine, Microcline, Albite (Var: Cleavelandite), Cookeite
Mesa Grande Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
A natural matrix consisting of several deep orange spessartine gem nodules on a partially etched microcline and cleavelandite intergrowth base with minor cookeite; from the Mesa Grande mine, Gem Hill, Mesa Grande, San Diego County, California, USA. Specimen measures approximately 31mm across. Produced by the San Diego Mining Company, December 1995.
© 2001 SLR