Calcite from San Juan de Rayas Mine, Guanajuato, Guanajuato Municipality, Guanajuato, Mexico - image 1
Calcite from San Juan de Rayas Mine, Guanajuato, Guanajuato Municipality, Guanajuato, Mexico - image 2
Calcite from San Juan de Rayas Mine, Guanajuato, Guanajuato Municipality, Guanajuato, Mexico - image 3

Calcite from San Juan de Rayas Mine, Guanajuato, Guanajuato Municipality, Guanajuato, Mexico

$2,500.00

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Sharp metallic semi lustrous crystals of acanthite measuring to 0.5 cm in size throughout this crystallized calcite matrix. This is in excellent condition. The specimen comes with a previous collection label, this label notes that at one time the specimen pass through the hands of famous Mexican mineral collector Miguel Romero. The specimen dates to the 1970s.

Product details

SpeciesCalciteAcanthite
SizeSmall Cabinet
Dimensions6.0 x 6.0 x 4.0 cm
Listed on07/16/2026
LocalityMexico, Guanajuato, San Juan de Rayas Mine
SKU9302096
Current owner
WM
Weinrich MineralsFeatured
3,406 for sale·9 sold

Learn more

Calcite
Mineral guide
Learn about Calcite
diverse shapes, colors, and optical quirks; widely available yet scarce elite pieces from Elmwood and Charcas drive collecting value and display.
Calcite
Regional guide
Calcite from San Juan de Rayas Mine
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Locality guide
San Juan de Rayas Mine
A collector's guide to San Juan de Rayas Mine, Mexico: its geology, mining history and notable minerals, illustrated with the 66 specimens documented from this locality on EarthWonders.