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Click Here for Larger Perhamite Image in a New Browser Window Images: .... Print or Cut-and-Paste your Perhamite Specimen Label here : ...
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Classification of Perhamite ... Type Occurrence of Perhamite ... Physical Properties of Perhamite...
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Perhamite, a calcium aluminum silico-phosphate, named in honor of Frank C. Perham. ... Mineral Information:; Perhamite; Page 1 of 2 by: Ray Sprague ... NEW Information : Frank Perham had a chance to mine his own specimens of Perhamite in 2006-2007, and recovered what is now a new World Record of a single sphere.
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References: (1) Dunn, P.J. and D.E. Appleman (1977) Perhamite, a new calcium aluminum silico-phosphate mineral, and a re-examination of vis¶eite. Mineral. ...
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The crystal structure of perhamite, (Ca,Sr)3Al7.7Si3P4O23.5(OH)14.1.8H2O, from the Emmons mine, Maine, USA, has been determined using single crystal X-ray ...
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TABLE 1. Crystal data, data collection conditions and refinement parameters for perhamite. Crystal data. Unit-cell composition, (Ca ...
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The silico-phosphate mineral perhamite has been studied using a combination of electron and vibrational spectroscopy. SEM photomicrographs reveal that ...
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Jan 23, 2009 ... Frost, Ray L. and Weier, Matt L. and Mills, Stuart J. (2007) A vibrational spectroscopic study of perhamite, an unusual silico-phosphate.
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The crystal structure of perhamite, (Ca,Sr)3Al7.7Si3P4O23.5(OH)14.1.8H2O, from the Emmons mine, Maine, USA, has been determined using single crystal X-ray ...
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Order from the British Library: The crystal structure of perhamite.
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