39225: Danburite, Chalcopyrite, Pyrite and
Calcite - $16 Charcas, Charcas Municipality, San Luis PotosÃ, Mexico Cabinet - 9.6 x 6.0 x 4.0 cm 268 grams Specimen status: Available Send an email with specimen number to order Terminated danburite crystals rise to
about 2 cm above a massive calcite matrix. These
danburites range from translucent to gemmy, and most have
a partial coating of calcite. Massive to crystalline
chalcopyrite and pyrite dot the matrix. The calcites atop
the danburites fluoresce red under shortwave UV. Some of
the danburites exhibit a green glow under both shortwave
and longwave UV. Some of the danburite terminations are
missing but overall condition is good.
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