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Name: Posnjakite RRUFF ID: R110172 Ideal Chemistry: Cu4(SO4)(OH)6·H2O Locality: Yellow Rose of Texas mine, Animas District, San Juan County, Colorado, USA Source: George Stevens [view label] Owner: RRUFF Description: Blocky light blue crystals associated with dark blue linarite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R110172.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.576(1)Å b: 6.3354(7)Å c: 7.861(1)Å alpha: 90° beta: 117.983(6)° gamma: 90° Volume: 465.1(1)Å3 Crystal System: monoclinic |
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REFERENCES for Posnjakite | |
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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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Fleischer M (1967) New mineral names, American Mineralogist, 52, 1579-1589 [view file] |
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Komkov A I, Nefedov E I (1967) Posnjakite, a new mineral, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 96, issue 1 58-62 [view file] |
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Mellini M, Merlino S (1979) Posnjakite: 2∞[Cu4(OH)6(H2O)O] octahedral sheets in its structure, Zeitschrift für Kristallographie, 149, 249-257 [view file] |
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Iakhontova L K (1981) New data on posnjakite, serpeirite and woodwardite, Doklady Akademii Nauk SSSR, 256, 1221-1225 [view file] |
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Dunn P J, Fleischer M, Chao G Y, Cabri L J, Mandarino J A (1983) New mineral names, American Mineralogist, 68, 1248-1252 [view file] |
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Frost R L (2003) Raman spectroscopy of selected copper minerals of significance in corrosion, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 59, 1195-1204 |
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Martens W, Frost R L, Kloprogge J T, Williams P A (2003) Raman spectroscopic study of the basic copper sulphates - implications for copper corrosion and bronze disease, Journal of Raman Spectroscopy, 34, 145-151 |
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Frost R L, Williams P A, Martens W, Leverett P, Kloprogge J T (2004) Raman spectroscopy of basic copper (II) and some complex copper (II) sulfate minerals: Implications for hydrogen bonding, American Mineralogist, 89, 1130-1137 [view file] |
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Markl G, Keim M F, Bayerl R (2019) Unusual mineral diversity in hydrothermal vein-type deposit: The Clara mine, SW Germany, as a type example, The Canadian Mineralogist, 57, 427-456 |
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