Microcline R120005

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Record 43 of 59  


Name: Microcline
RRUFF ID: R120005
Ideal Chemistry: K(AlSi3O8)
Locality: Mount Malosa, Zomba District, Malawi
Source: Marcus Origlieri [view label]
Owner: RRUFF
Description: Tan colored euhedral crystals associated with black arfvedsonite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ feldspar (59) ]
Quick search: [ All Microcline samples (7) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R120005
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R120005.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.596(6)Å    b: 12.971(8)Å    c: 7.224(4)Å
alpha: 90.38(2)°    beta: 116.11(2)°    gamma: 88.12(3)°   Volume: 722.8(1)Å3    Crystal System: triclinic
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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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REFERENCES for Microcline

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 (1830) Ueber die Felsite und einige deue Specien ihres Geschlechts, Journal für Chemie und Physik, 60, 316-330   [view file]

Fleischer M (1958) New mineral names, American Mineralogist, 43, 1006-1008   [view file]

Finney J J, Bailey S W (1964) Crystal structure of an authigenic maximum microcline, Zeitschrift für Kristallographie, 119, 413-436   [view file]

Cherry M E, Trembath L T (1979) The disordering of alkali feldspars. I. Dry heating of a microcline perthite, The Canadian Mineralogist, 17, 527-535   [view file]

Ferguson R B (1979) Whence orthoclase and microcline? A crystallographer’s interpretation of potassium feldspar phase relations, The Canadian Mineralogist, 17, 515-525   [view file]

Eggleton R A, Buseck P R (1980) The orthoclase-microcline inversion: A high-resolution transmission electron microscope study and strain analysis, Contributions to Mineralogy and Petrology, 74, 123-133

Griffen D T, Johnson B T (1984) Strain in triclinic alkali feldspars: a crystal structure study, American Mineralogist, 69, 1072-1077

Martin R F, Falster A U (1986) Proterozoic sanidine and microcline in pegmatite, Wausau complex, Wisconsin, The Canadian Mineralogist, 24, 709-716   [view file]

Blasi A, Blasi C P, Zanazzi P F (1987) A re-examination of the Pellotsalo microcline: mineralogical implications and genetic considerations, The Canadian Mineralogist, 25, 527-537   [view file]

Ferguson R B, Ball N A (1987) Quantitative phase-analysis of Rb-enriched maximum microcline and low albite by X-ray powder diffractometry, The Canadian Mineralogist, 25, 337-345   [view file]

Brown W L, Parsons I (1989) Alkali feldspars: ordering rates, phase transformations and behaviour diagrams for igneous rocks, Mineralogical Magazine, 53, 25-42   [view file]

Harris M J, Salje E K H, Guttler B K, Carpenter M A (1989) Structural states of natural potassium feldspar: An infrared spectroscopic study, Physics and Chemistry of Minerals, 16, 649-658

White J C, Barnett R L (1990) Microstructural signatures and glide twins in microcline, Hemlo, Ontario, The Canadian Mineralogist, 28, 757-769   [view file]

Mernagh T P (1991) Use of the laser Raman microprobe for discrimination amongst feldspar minerals, Journal of Raman Spectroscopy, 22, 453-457

Blum A E (1994) Feldspars in weathering, in I. Parson (ed.), Feldspars and their reactions Kluwer Academic Dordrecht, the Netherlands 595-630

Allan D R, Angel R J (1997) A high-pressure structural study of microcline (KAlSi3O8) to 7 GPa, European Journal of Mineralogy, 9, 263-275

Freeman J J, Wang A, Kuebler K E, Jolliff B L, Haskin L A (2008) Characterization of natural feldspars by Raman spectroscopy for future planetary exploration, The Canadian Mineralogist, 46, 1477-1500   [view file]

Parsons I (2010) Feldspars defined and described: a pair of posters published by the Mineralogical Society. Sources and supporting information, Mineralogical Magazine, 74, 529-551   [view file]

Liu S (2015) Rietveld structure refinement of microcline, European Journal of Mineralogy, 27, 501-510