|
Canada | |
|
| Tschernich, R. (1992): Zeolites of the World, p.51,170 |
|
| Tschernich, R. (1992): Zeolites of the World, p.52,170 |
|
| Dana 6:A2:40; Amer.Jour.Sci.:12:448(1901).; Sabina, A.P. (1986) Rocks & Minerals for the collector; Buckingham - Mont-Laurier - Grenville, Quebec Hawkesbury - Ottawa, Ontario. GSC Misc. Report 33, 18-19 p. |
|
Germany | |
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| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
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| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
|
| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
|
| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
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| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
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Italy | |
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| |
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USA | |
|
| Tschernich, 1992. Zeolites of the World. |
|
| Mineralogy of Michigan (2004) Heinrich & Robinson |
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| www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf. |