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Name: Gerhardtite RRUFF ID: R120082 Ideal Chemistry: Cu2(NO3)(OH)3 Locality: Tonapah-Belmont mine, Marizopa County, Arizona, USA Source: Joe Ruiz [view label] Owner: RRUFF Description: Light blue crystalline associated with green malachite 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: | R120082.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 6.095(4)Å b: 13.792(8)Å c: 5.555(3)Å alpha: 90° beta: 90° gamma: 90° Volume: 467.0(3)Å3 Crystal System: orthorhombic |
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REFERENCES for Gerhardtite | |
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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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Wells H L, Penfield S L (1885) Gerhardtite and artificial basic cupric nitrates, American Journal of Science, 30, 50-57 [view file] |
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Oswald H R (1961) Über natürlichen und künstlichen Gerhardtit, Zeitschrift für Kristallographie, 116, 210-219 [view file] |
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Bovio B, Locchi S (1982) Crystal structure of the orthorhombic basic copper nitrate, Cu2(OH)3NO3, Journal of Crystallographic and Spectroscopic Research, 12, 507-517 |
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Effenberger H (1983) Verfeinerung der kristallstruktur des monoklinen dikupfer(II)-trihydroxi-nitrates Cu2(NO3)(OH)3, Zeitschrift für Kristallographie, 165, 127-135 [view file] |
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Frost R L, Leverett P, Williams P A, Weier M L, Erickson K L (2004) Raman spectroscopy of gerhardtite at 298 and 77 K, Journal of Raman Spectroscopy, 35, 991-996 |
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Melchiorre E B, Williams P A, Rose T P, Talyn B C (2006) Biogenic nitrogen from termite mounds and the origin of gerhardtite at the Great Australia mine, Cloncurry, Queensland, Australia, The Canadian Mineralogist, 44, 1447-1455 [view file] |
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