42981: Microcline and Quartz - $28 Himalaya Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California Cabinet - 11.4 x 6.9 x 6.1 cm 374 grams Specimen status: Available Send an email with specimen number to order Two highly transparent smoky quartz
crystals, the largest measuring 3.9 cm, on a typical (for
the locality) 'bonespar' microcline crystal. The smaller
quartz is complete, but the larger quartz and the
microcline are both incomplete. A good sized example of
'bonespar' microcline, and of this particular mineral
association, for this famous locality.
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