Laverovite R060216

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Record 6 of 11  

Name: Laverovite
RRUFF ID: R060216
Ideal Chemistry: K2NaMn7Zr2(Si4O12)2O2(OH)4F
Locality: Desourdy Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada
Source: Royal Ontario Museum M26526 [view label]
Owner: RRUFF
Description: Brown fragment showing lamellar habit. Type sample
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ astrophyllite (11) ]
Quick search: [ All Laverovite samples (2) ]
CHEMISTRY 
RRUFF ID: R060216.2
Sample Description: Microprobe fragment
Measured Chemistry: (K1.74Na0.18   0.08)Σ=2(Na0.92Ca0.08)Σ=1(Mn4.09Fe2+2.67Mg0.24)Σ=7(Zr1.42Ti0.58)Σ=2(Si7.86Al0.14)Σ=8O26((OH)3.14O0.86)Σ=4
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented and mounted on a pin
Pin ID: M00393
Orientation: Laser parallel to  a*  (1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060216
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060216.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.491(5)Å    b: 11.97(1)Å    c: 11.87(1)Å
alpha: 112.76(3)°    beta: 94.68(4)°    gamma: 103.35(2)°   Volume: 687(2)Å3    Crystal System: triclinic
  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.

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REFERENCES for Laverovite

Hålenius U, Hatert F, Pasero M, Mills S J (2018) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 46. New minerals and nomenclature modifications approved in 2018, Mineralogical Magazine, 82, 1369-1379   [view file]

Sokolova E, Day M C, Hawthorne F C, Kasatkin A V, Downs R T, Horváth L, Pfenninger-Horváth E (2019) Laverovite, K2NaMn7Zr2(Si4O12)2O2(OH)4F, a new astrophyllite-super-group mineral from Mont Saint-Hilaire, Québec, Canada, The Canadian Mineralogist, 57, 201-213   [view file]