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Name: Esperite RRUFF ID: R060295 Ideal Chemistry: PbCa2(ZnSiO4)3 Locality: Parker Shaft, Franklin, Sussex County, New Jersey, USA Source: Michael Scott S100232 [view label] Owner: RRUFF Description: Tan colored massive associated with black franklinite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Mineral Group: [ Beryllonite (6) ] | ||
Quick search: [ All Esperite samples (2) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R060295.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 8.7987(7)Å b: 8.2686(4)Å c: 15.2526(9)Å alpha: 90° beta: 90.111(4)° gamma: 90° Volume: 1109.7(1)Å3 Crystal System: monoclinic |
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REFERENCES for Esperite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Palache C, Bauer L H, Berman H (1928) Larsenite, calcium-larsenite and the associated minerals at Franklin, New Jersey, American Mineralogist, 13, 334-340 [view file] |
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Palache C, Bauer L H, Berman H (1928) Larsenite and calcium-larsenite, new members of the chrysolite group, from Franklin, New Jersey. (Preliminary Notice), American Mineralogist, 13, 142-144 [view file] |
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Moore P B, Ribbe P H (1965) A study of calcium-larsenite renamed esperite, American Mineralogist, 50, 1170-1178 [view file] |
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Ito J (1968) Synthesis of some lead calcium zinc silicates, American Mineralogist, 53, 231-240 [view file] |
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Dunn P J (1985) The lead silicates from Franklin, New Jersey: occurrence and composition, Mineralogical Magazine, 49, 721-727 [view file] |
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Tait K T, Yang H, Downs R T, Li C, Pinch W W (2010) The crystal structure of esperite, with a revised chemical formula, PbCa2(ZnSiO4)3, isostructural with beryllonite, American Mineralogist, 95, 699-705 [view file] |
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