Goethite ps. Calcite on Feldspar

Erongo, Namibia
Miniature, 4.5 x 3.4 x 2.3 cm
Start Time: 02/22/2009 7:30:00 pm (CST)
End Time: 03/09/2009 7:45:00 pm (CDT)
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Item Description

A bizarre and not so ugly pseudomorph for a brown on white mineral specimen. A sharp, disc-shaped, 3.5-cm calcite has here been completely replaced by geothite, which preserved the original form perfectly. Aesthetic!

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