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Pseudomorphs!
 
November 10, 2021  ·  10 specimens

Presented is a gallery of nothing but pseudomorphs.  Pseudomorphs are specimens in which one mineral is replaced by another. The shape of the original mineral remains unchanged, however properties such as color, hardness, and chemistry change to those of the replacing mineral. 
Malachite after Azurite
Malachite after Azurite
Sacramento Mine, Bisbee, Arizona, USA
Stibiconite after Stibnite
Stibiconite after Stibnite
San Luis Potosi, Mexico
$150
Malachite after Azurite on Smithsonite
Malachite after Azurite on Smithsonite
Tsumeb, Namibia
Chalcedony after Fluorite
Chalcedony after Fluorite
Trestia, Maramures, Romania
Orthoclase after Quartz
Orthoclase after Quartz
Krupka, Erzgebirge Mtns., Czech Republic
$350
Realgar and Orpiment replacing fossil coral
Realgar and Orpiment replacing fossil coral
Gold Bar Mine, Eureka Co., Nevada, USA
Malachite after Azurite
Malachite after Azurite
Milpillas Mine, Cuitaca, Sonora, Mexico
Copper after Azurite
Copper after Azurite
Copper Rose Mine, Santa Rita, New Mexico, USA
Bixbyite on Hematite after Garnet
Bixbyite on Hematite after Garnet
Maynard Claim, Thomas Range, Juab Co., Utah, USA
Pyrite after Pyrhottite
Pyrite after Pyrhottite
Zacatecas, Mexico

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