| Supergene iron ore, England |
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Old tin mine, Cornwall, England |
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| Auriferous quartz vein, N. Ireland |
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Grand Canyon |
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| Quartzite, Killarney Provincial Park, Ontario |
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"Mill Rock", Flin Flon, Manitoba |
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| Cross-bedding in glaciofluvial sand, Key Lake Mine |
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High-grade uranium ore, Key Lake |
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| High-grade uranium ore, Key Lake |
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Ripple marks in sandstone, Uranium City, N. Saskatchewan |
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| Uranium "bloom" |
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Sand dunes south of Lake Athabasca |
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| Spinifex textures in komatiite |
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Varves in glaciolacustrine clay |
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| Rotorua/Taupo, New Zealand |
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Rotorua/Taupo, New Zealand |
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| Rotorua/Taupo, New Zealand |
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Rotorua/Taupo, New Zealand |
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| Rotorua/Taupo, New Zealand |
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