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J Blough: uranium glass with buckwheat dump gravel
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J Blough: uranium glass with flourescent gravel
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J Blough: Willemite and Calcite short wave UV
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J Blough: Willemite and calcite. Sterling hill mine
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J Blough: Franklin combo
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J Blough: franklin combo
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J Blough: franklin combo
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J Blough: calcite and willemite
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J Blough: dogstooth calcite crystal bottom . short wave long wave
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J Blough: dogstooth calcite crystal bottom
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J Blough: dogstooth calcite crystals. short wave
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J Blough: dogstooth calcite crystals
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J Blough: calcite short wave
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J Blough: calcite,willemite and fluorite short wave
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J Blough: calcite ,willemite and fluorite
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J Blough: calcite
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J Blough: calcite ,willemite and franklinite. short wave UV
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J Blough: calcite ,willemite and franklinite
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J Blough: Fluorescent minerals. display Two
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J Blough: Fluorescent minerals. display One
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J Blough: Rainbow room. Sterling hill mine
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J Blough: moqui marbles
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J Blough: calcite and willemite. short wave UV
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J Blough: calcite and willemite. short wave UV
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J Blough: salmon calcite. short wave UV light
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J Blough: hydrozincite and willemite
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J Blough: hydrozincite and willemite
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J Blough: willemite and calcite
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J Blough: willemite and calcite
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J Blough: willemite . stering hill mine