Goethite-after-Pyrite with Adularia
specimen number:
3332291
location:
Copper Mountain, Prince of Wales Island, Alaska, USA
description:
Sharp cubic crystals of what were once pyrite to 2.5 cm in size now replaced by brown goethite set on a blocky white adularia crystal matrix. In good condition with minimal micro-chipping along one edge.
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Related by Mineral (Goethite):
Goethite — Wisconsin
Origin: Montreal Mine, Iron Co., Wisconsin, USA
Number: (2062030)
Size: 6.5 x 5.0 x 5.0 cm (small-cabinet)
Goethite — Michigan
Origin: Jackson Mine, Negaunee, Marquette Co., Michigan, USA
Number: (2062382)
Size: 3.5 x 3.0 x 2.0 cm (miniature)
Goethite — Italy
Origin: Elba, Tuscany, Italy
Number: (9302341)
Size: 4.5 x 3.5 x 3.0 cm (miniature)

