Lavinskyite R141115
Name: Lavinskyite
RRUFF ID: R141115
Ideal Chemistry: K(LiCu)Cu6(Si4O11)2(OH)4
Locality: Wessels mine, South Africa
Source: Jaco and Tania Janse van Nieuwenhuizen [view label]
Owner: RRUFF
Description: Greenish blue or light blue platy crystals, associated with dark blue scottyite (R141116) and blue wesselsite (with cleavage)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Plancheite (4) ]
Quick search: [ All Lavinskyite samples (2) ]
CHEMISTRY 
RRUFF ID: R141115.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.98Sr0.01)(Li1.25Cu0.71Na0.08)Cu6(Si4.03O11)2(OH)4; (Lavinskyite is the dark grey material in the image, associated with light grey R141116 scottyite)
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R141115
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R141115.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 19.048(2)Å    b: 20.386(3)Å    c: 5.2485(9)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 2038.1(4)Å3    Crystal System: orthorhombic
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Lavinskyite

American Mineralogist Crystal Structure Database Record: [view record]

Williams P A, Hatert F, Pasero M, Mills S J (2012) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 14, New minerals and nomenclature modifications approved in 2012, Mineralogical Magazine, 76, 1281-1288   [view file]

Yang H, Downs R T, Evans S H, Pinch W W (2014) Lavinskyite, K(LiCu)Cu6(Si4O11)2(OH)4, isotypic with plancheite, a new mineral from the Wessels mine, Kalahari Manganese Fields, South Africa, American Mineralogist, 99, 525-530   [view file]

Hålenius U, Hatert F, Pasero M, Mills S J (2016) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 32. New minerals and nomenclature modifications approved in 2016, Mineralogical Magazine, 80, 915-922   [view file]

Kolitsch U, Merlino S, Belmonte D, Carbone C, Cabella R, Lucchetti G, Ciriotti M E (2018) Lavinskyite-1M, K(LiCu)Cu6(Si4O11)2(OH)4, the monoclinic MDO equivalent of lavinskyite-2O (formerly lavinskyite), from the Cerchiara manganese mine, Liguria, Italy, European Journal of Mineralogy, 30, 811-820   [view file]

Belakovskiy D I, Cámara F (2019) New mineral names, American Mineralogist, 104, 625-629   [view file]