Goethite after Pyrite
specimen number:
3921375
location:
Newark Lime SVC mine, Beloit, Wisconsin, USA
description:
Open pockets throughout this matrix lined with crystals of what were once pyrite now replaced by goethite to 0.3 cm in size. Interesting locality example.
Size: 9.5 x 7.5 x 5.0 cm (cabinet)
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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 — Colorado
Origin: Hermosa, La Plata Co., Colorado, USA
Number: (9771510)
Size: 2.2 x 2.0 x 1.7 cm (thumbnail)
Goethite — Czech Republic
Origin: Pribram, Bohemia, Czech Republic
Number: (1052701)
Size: 12.0 x 6.5 x 6.0 cm (cabinet)