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Now showing items 1-5 of 5
Diamond-wrongs
(St. Croix Rockhounds, Stillwater, MN, 2008)
Marcasite - pyrite's evil twin
(St. Croix Rockhounds, Stillwater, MN, 2008)
How do dendrites form?
(St. Croix Rockhounds, Stillwater, MN, 2008)
Graphic granite
(St. Croix Rockhounds, Stillwater, MN, 2008)
Titus and the glittering flakes
(St. Croix Rockhounds, Stillwater, MN, 2008)