Guite R180022

Name: Guite
RRUFF ID: R180022
Ideal Chemistry: Co2+Co3+2O4
Locality: Sicomines copper-cobalt mine, near Kolwezi City, Democratic Republic of Congo
Source: Xiangping Gu
Owner: RRUFF
Description: Dark grey, granular aggregates 100 to 500 μm in size, in which single crystals of guite are estimated to be several to tens of microns. Associated with hetrogenite and quartz. Part of co-type sample.
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Spinel (66) ]
RRUFF ID: R180022.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Co2+0.93Cu2+0.02Si0.02)Σ0.97(Co3+1.99Mn3+0.03)Σ2.02O4.01
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented Raman on the primary sample

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RRUFF ID: R180022
Sample Description: Powder
Cell Refinement Output: a: 8.0848(1)Å    b: 8.0848(1)Å    c: 8.0848(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 528.45(2) Å3    Crystal System: cubic
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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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Knop O, Reid K I G, Sutarno, Nakagawa Y (1968) Chalkogenides of the transition elements. VI. X-Ray, neutron, and magnetic investigation of the spinels Co3O4, NiCo2O4, Co3S4, and NiCo2S4, Canadian Journal of Chemistry, 46, 3463-3476   [view file]

Hålenius U, Hatert F, Pasero M, Mills S J (2017) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 40. New minerals and nomenclature modifications approved in 2017, Mineralogical Magazine, 81, 1577-1581   [view file]

Bosi F, Biagioni C, Pasero M (2019) Nomenclature and classification of the spinel supergroup, European Journal of Mineralogy, 31, 183-192   [view file]

Lei Z, Chen X, Wang J, Huang Y, Du F, Yan Z (2022) Guite, the spinel-structured Co2+Co3+2O4, a new mineral from the Sicomines copper–cobalt mine, Democratic Republic of Congo, Mineralogical Magazine, 86, 346-353