Malachite R050531

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Record 1 of 2  


Name: Malachite
RRUFF ID: R050531
Ideal Chemistry: Cu2(CO3)(OH)2
Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia
Source: University of Arizona Mineral Museum 4809 [view label]
Owner: RRUFF
Description: Spherical aggregates of green radiating acicular crystals associated with olivenite and bayldonite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ malachite (7) ]
Quick search: [ All Malachite samples (2) ]
CHEMISTRY 
RRUFF ID: R050531.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Cu1.95Zn0.05)Σ=2(CO3)(OH)2 ; C not measured but estimated by stoichiometry
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150 mW
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POWDER DIFFRACTION 
RRUFF ID: R050531.9
Sample Description: Powder, using Mo radiation
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Malachite

American Mineralogist Crystal Structure Database Record: [view record]

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]

Gesner C (1565) Gemmis, quae erant in veste Aaronis, Liber Graecus, & e regione Latinus, Iola Hierotarantino interprete: cum Corollario Conradi Gesneri, in Sancti Patris Epiphanii Episcopi Cypri ad Diodorum Tyri episcopum, De XII 1-29   [view file]

Wallerius J G (1747) Koppargrón, in Mineralogia, eller Mineralriket Stockholm 279-280   [view file]

Hoffmann C A S (1789) Mineralsystem des Herrn Inspektor Werners mit dessen Erlaubnis herausgegeben von C A S Hoffmann, Bergmannisches Journal, 1, 369-398   [view file]

Klaproth M H (1797) Chemische Untersuchung des sibirischen Malachits, Beiträge zur Chemischen Kenntniss der Mineralkörper, 2, 287-290   [view file]

Larsen E S (1921) The microscopic determination of the nonopaque minerals, U.S. Geological Survey Bulletin, 671, 5-294   [view file]

Wells A F (1951) Malachite: Re-examination of crystal structure, Acta Crystallographica, 4, 200-204

Süsse P (1967) Verfeinerung der kristallstruktur des malachits, Cu2(OH)2CO3, Acta Crystallographica, 22, 146-151

Lakshman S V J, Reddy B J (1973) Optical absorption spectra of Cu2+ in chalcanthite and malachite, The Canadian Mineralogist, 12, 207-210   [view file]

Seguin M K (1975) Thermogravimetric and differential thermal analysis of malachite and azurite in inert atmospheres and in air, The Canadian Mineralogist, 13, 127-132   [view file]

Zigan F, Joswig W, Schuster H D, Mason S A (1977) Verfeinerung der Struktur von Malachit, Cu2(OH)2CO3, durch Neutronenbeugung, Zeitschrift für Kristallographie, 145, 412-426   [view file]

Frost R L, Martens W N, Rintoul L, Mahmutagic E, Kloprogge J T (2002) Raman spectroscopic study of azurite and malachite at 298 and 77 K, Journal of Raman Spectroscopy, 33, 252-259

Buzgar N, Apopei A I (2009) The Raman study of certain carbonates, Analele Stiintifice Ale Universitatii, Al. I. Cuza Iasi Geologie, 55, 97-112   [view file]

Girgsdies F, Behrens M (2012) On the structural relations of malachite. II. The brochanite MDO polytypes, Acta Crystallographica, B68, 571-577

Makovicky E, Merlino S (2019) Order-disorder twinning of malachite, The Canadian Mineralogist, 57, 475-488

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