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Name: Dioptase RRUFF ID: R040028 Ideal Chemistry: CuSiO3·H2O Locality: Tantara mine, Democratic Republic of the Congo Source: University of Arizona Mineral Museum 8501 [view label] Owner: RRUFF Description: Bluish green coarsely crystallized fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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Quick search: [ All Dioptase samples (3) ] |
CHEMISTRY | ||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R040028.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 14.5757(2)Å b: 14.5757(2)Å c: 7.7810(2)Å alpha: 90.° beta: 90.° gamma: 120.° Volume: 1431.62(4)Å3 Crystal System: hexagonal |
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REFERENCES for Dioptase | |
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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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Delamétherie J C (1793) De la cristallisation d'une émeraude, Observations sur la Physique, sur lHistoire Naturelle et sur les Arts, 42, 154-154 [view file] |
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Haüy R J (1797) Dioptase (N.N.), c'est-à-dire, visible au travers, Journal des Mines, 5, 274-275 [view file] |
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Hauy C (1798) Sur la dioptase, Bulletin des Science, par la Société Philomathique, 1798, 101-101 [view file] |
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Vauquelin L N (1798) De la dioptase de Hauy, émeraudine de delamétherie. Essai dur la dioptase, Observations sur la Physique, sur lHistoire Naturelle et sur les Arts, 46, 301-302 [view file] |
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Belov N V (1957) New silicate structures, Acta Crystallographica, 10, 757-758 |
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Adams D M, Gardner I R (1974) Single-crystal vibrational spectra of beryl and dioptase, Dalton Transactions, 1974, 1502-1505 |
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Belov N V, Maksimov B A, Nozik Y Z, Muradyan L A (1978) The refinement of the crystal structure of dioptase Cu6(Si6O18)(H2O)6 by the X-ray and neutron diffraction methods, Doklady Akademii Nauk SSSR, 239, 842-845 [view file] |
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McKeown D A, Kim C C, Bell M I (1995) Vibrational analysis of dioptase Cu6Si6O18·6(H2O) and its puckered six-member ring, Physics and Chemistry of Minerals, 22, 137-144 |
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Goryainov S V (1996) Dehydration-induced changes in the vibrational states of dioptase, Journal of Structural Chemistry, 37, 58-64 |
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Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [view file] |
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Stebbins F J (2017) Toward the wider application of 29Si NMR spectroscopy to paramagnetic transition metal silicate minerals: copper (II) silicates, American Mineralogist, 102, 2406-2414 |
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Qin F, Wu X, Qin S, Zhang D, Prakapenka V B, Jacobsen S D (2018) Pressure-induced dehydration of dioptase: A single-crystal X-ray diffraction and Raman spectroscopy study, Comptes Rendus Geoscience, In Press, 1-8 [link] |
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