Conichalcite R050028



Name: Conichalcite
RRUFF ID: R050028
Ideal Chemistry: CaCu(AsO4)(OH)
Locality: Mapimi, Durango, Mexico
Source: Eugene Schlepp
Owner: RRUFF
Description: Green botryoidal groups covering adamite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Adelite (19) ]
Quick search: [ All Conichalcite samples (6) ]
CHEMISTRY 
RRUFF ID: R050028.2
Sample Description: Microprobe fragment
Measured Chemistry: Ca1.00(Cu0.70Zn0.30)Σ=1(As1.00O4)(OH)
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050028
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050028.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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POWDER DIFFRACTION 
RRUFF ID: R050028.1
Sample Description: Powder, mixed with adamite
Cell Refinement Output: a: 7.449(2)Å    b: 5.860(2)Å    c: 9.131(3)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 398.6(0)Å3    Crystal System: orthorhombic
  File Type Information Close
Calculated diffraction file.

  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 Conichalcite

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]

Breithaupt J F A, Fritzsche F W (1849) Bestimmung neuer Mineralien: Konichalcit, Annalen der Physik und Chemie, 77, 139-141   [view file]

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

Berry L G (1951) Observations on chonichalcite, cornwallite, euchroite liroconite and olivenite, American Mineralogist, 36, 484-503   [view file]

Qurashi M M, Barnes W H (1963) The structures of the minerals of the descloizite and adelite groups: IV - descloizite and conichalcite (part 2) The structure of conichalcite, The Canadian Mineralogist, 7, 561-577   [view file]

Qurashi M M, Barnes W H (1964) The structures of the minerals of the descloizite and adelite groups: V—descloizite and conichalcite (part 3). The structure of descloizite, The Canadian Mineralogist, 8, 23-39   [view file]

Sumin de Portilla V I (1974) Infrared spectroscopic investigation of the structure of some natural arsenates and the nature of H-bonds in their structures, The Canadian Mineralogist, 12, 262-268   [view file]

Jambor J L, Owens D R, Dutrizac J E (1980) Solid solution in the adelite group of arsenates, The Canadian Mineralogist, 18, 191-195   [view file]

Reddy B J, Frost R L, Martens W N (2005) Characterization of conichalcite by SEM, FTIR, Raman and electronic reflectance spectroscopy, Mineralogical Magazine, 69, 155-167   [view file]

Henderson R R, Yang H, Downs R T, Jenkins R A (2008) Redetermination of conichalcite, CaCu(AsO4)(OH), Acta Crystallographica, E64, i53-i54   [view file]

Sakai S, Yoshiasa A, Sugiyama K, Miyawaki R (2009) Crystal structure and chemistry of conichalcite, CaCu(AsO4)(OH), Journal of Mineralogical and Petrological Sciences, 104, 125-131

Schlüter J, Pohl D, Gebhard G (2011) The new mineral hermannroseite, CaCu(PO4,AsO4)(OH), the phosphate analogue of conichalcite, from Tsumeb, Namibia, Neues Jahrbuch für Mineralogie, Abhandlungen, 188, 135-140

Mauro D, Biagioni C, Sejkora J, Dolníček Z (2023) Occurrence and crystal chemistry of austinite, conichalcite and zincolivenite from the Peloritani Mountains, northeastern Sicily, Italy, Mineralogical Magazine, 87, 659-669