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Calcite  | | | | Reference: | [Kuenzer, C., Jianzhong Zhang, Tetzlaff, A., van Dijk, P., Voigt, S., Mehl, H., and Wagner, W. (2007): Applied Geography 27, 42-62.] |
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'Coal var: Anthracite'  | | | | Reference: | [Kuenzer, C., Jianzhong Zhang, Tetzlaff, A., van Dijk, P., Voigt, S., Mehl, H., and Wagner, W. (2007): Applied Geography 27, 42-62.] |
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Salammoniac  | | | | Reference: | [Kuenzer, C., Jianzhong Zhang, Tetzlaff, A., van Dijk, P., Voigt, S., Mehl, H., and Wagner, W. (2007): Applied Geography 27, 42-62.] |
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Sulphur  | | | | Reference: | [Kuenzer, C., Jianzhong Zhang, Tetzlaff, A., van Dijk, P., Voigt, S., Mehl, H., and Wagner, W. (2007): Applied Geography 27, 42-62.] |
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