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Ron Wolf: Orthoclase - Carlsbad Twin
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Ron Wolf: Siderite on Galena
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Ron Wolf: Nickeline with Erythrite
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Ron Wolf: Barite
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Ron Wolf: Fluorite on Quartz / 1 of 3
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Ron Wolf: Fluorite on Quartz / 2 of 3
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Ron Wolf: Fluorite on Quartz / 3 of 3
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Ron Wolf: Arsenopyrite
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Ron Wolf: Columbite-(Mn)
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Ron Wolf: Cinnabar
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Ron Wolf: Cinnabar
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Ron Wolf: Glauberite
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Ron Wolf: Barite
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Ron Wolf: Carnotite
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Ron Wolf: Uraninite with Gummite
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Ron Wolf: Ludlamite
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Ron Wolf: Hematite var. specular
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Ron Wolf: Hematite var. specular
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Ron Wolf: Hemimorphite
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Ron Wolf: Siderite
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Ron Wolf: Goethite Pseudomorph after Pyrite
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Ron Wolf: Analcime on Chabazite
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Ron Wolf: Gadolinite-(Y) with Thalénite-(Y)
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Ron Wolf: Fluorapatite
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Ron Wolf: Fluorapatite
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Ron Wolf: Fluorapatite
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Ron Wolf: Phillipsite-(Ca) / 1 of 2
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Ron Wolf: Phillipsite-(Ca) / 2 of 2
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Ron Wolf: Vanadinite on Barite
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Ron Wolf: Probertite