Goethite after Pyrite
specimen number:
1651708
location:
Blaengwynlais Quarry, Tongwynlais, Cardiff, Wales, UK
description:
A loose floater cluster consisting of cubic crystals of what were once pyrite measuring to 1.5 cm on edge, these now completely replaced by goethite. This is in good condition. Crystallized all around with no points of attachment.
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Related by Mineral (Goethite):
Goethite — Egypt
Origin: White Desert, Farafra Oasis, New Valley Governorate, Egypt
Number: (2063731)
Size: 6.0 x 6.0 x 3.0 cm (small-cabinet)
Goethite — Canada
Origin: George W. MacLeod mine, McMurray, Algoma, Ontario, Canada
Number: (9302412)
Size: 11.0 x 7.0 x 3.5 cm (cabinet)
Goethite — Colorado
Origin: Lake George, Colorado, USA
Number: (2063746)
Size: 5.5 x 5.0 x 1.3 cm (miniature)

