Barysilite R070651

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Record 2 of 3  

Name: Barysilite
RRUFF ID: R070651
Ideal Chemistry: Pb8Mn(Si2O7)3
Locality: Kombat mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Colorless lamellar aggregate associated with colorless kombatite, R070720, and black jacobsite, R070719
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Barysilite samples (3) ]
Sample Description: Unoriented sample

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RRUFF ID: R070651
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 50% of 150mW
RRUFF ID: R070651
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.787(1)Å    b: 9.787(1)Å    c: 38.309(9)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 3178.0(7)Å3    Crystal System: hexagonal
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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 Barysilite

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]

Sjögren A, Lundström C H (1888) Om barysil, ett ej förr uppmärksammadt blysilikat från Harstigsgrufvan, Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar, 45, 7-11   [view file]

Lajzérowicz J (1965) Étude par diffraction des rayons x et absorption infra-rouge de la barysilite, MnPb8·3Si2O7, et decomposés isomorphes, Acta Crystallographica, 20, 357-363

Ito J, Frondel C (1967) Syntheses of lead silicates: Larsenite, barysilite and related phases, American Mineralogist, 52, 1077-1084   [view file]

Ito J (1968) Synthesis of some lead calcium zinc silicates, American Mineralogist, 53, 231-240   [view file]

Welin E (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden, Arkiv för Mineralogi och Geologi, 4, 499-541

Billhardt H W (1969) Synthesis of lead pyrosilicate and other barysilite-like compounds, American Mineralogist, 54, 510-521   [view file]

Dunn P J (1985) The lead silicates from Franklin, New Jersey: occurrence and composition, Mineralogical Magazine, 49, 721-727   [view file]

Kolitsch U, Holtstam D (2002) Barysilite from Garpenberg Norra, Dalarna, Sweden: occurrence and crystal structure refinement, Mineralogical Magazine, 66, 353-363   [view file]