|
Spain | |
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| Bareche, E. (2005) "Els minerals de Catalunya. Segle XX" Ed. Museu Mollfulleda de Mineralogia - Grup Mineralògic Català, 269 p. |
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USA | |
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| Dana, 1844. A System of Mineralogy, 2nd ed., 306 |
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| Dana, 1844. A System of Mineralogy, 2nd ed., 306 |
|
| Januzzi, 1976. Mineral Localities of CT and Southeastern NY State |
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| Meyers & Stewart 1956. Geology of NH, Part III. |
|
| Meyers & Stewart, 1956. Geology of NH part III. |
|
| Dana, 1844. A System of Mineralogy, 2nd ed. |
|
| Thomlinson, Harold W. (1942). Idiomorphic Cordierite From Safe Harbor, Pennsylvania. American Mineralogist 27:646-648. |