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Name |
Also
Known As |
Variations |
Distribution Complete |
Description Complete |
Pictures Added |
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Ibex Silicified Volcanic Ash |
Idaho |
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Ice Agate (quartz) |
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Ice Coral |
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Ignacio Quartzite |
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Illinois Agate |
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Imnaha Basalt |
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Imnaitchiak Chert |
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Indian Blanket Jasper |
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Indian Blue Turquoise |
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Indian Creek Chert / Richland
Chert |
Richland Chert |
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Indian Mountain Turquoise |
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Indian River Jasper |
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Indian River Slate |
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Indian Run Chert |
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Indiana Green Chert |
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Indiana Hornstone |
Indiana Green Chert, Wyandotte Chert, Independence Chert |
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Ingonish Island Rhyolite |
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Iris Agatized Wood |
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Irish Rock Chert |
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Iron Banded Chert |
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Iron Hill Jasper |
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Ironstone Concretions |
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Isle Royale Sandstone |
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Ithaca Peak Turquoise |
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Ivanhoe Turquoise |
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Ives Conglomerate Chert |
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