Chiavennite R070349

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Record 794 of 4216  

Name: Chiavennite
RRUFF ID: R070349
Ideal Chemistry: CaMn2+(BeOH)2Si5O13·2H2O
Locality: Tvedalen, Larvik, Vestfold, Norway
Source: Michael Scott S104801 [view label]
Owner: RRUFF
Description: Aggregate of pale yellow to orange thin spearhead-shaped blades associated with orthoclase and intimately with analcime
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
RRUFF ID: R070349.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca0.91Na0.09)Σ=1(Mn2+0.80Fe2+0.20)Σ=1((Be0.94Al0.06)Σ=1OH)2(Si4.61Al0.39)Σ=5(O12.76(OH)0.24)Σ=13·2H2O ; light phase: Be by charge balance; dark: (Na0.99Mn0.01)Σ=1(Si1.99Al2.01)Σ=3O6·H2O is an
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R070349
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R070349.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.74(1)Å    b: 31.43(4)Å    c: 4.908(6)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1350(8)Å3    Crystal System: orthorhombic
  File Type Information Close
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 Chiavennite

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]

Bondi M, Griffin W L, Mattioli V, Mottana A (1983) Chiavennite, CaMnBe2Si5O13(OH)2·2H2O, a new mineral from Chiavenna (Italy), American Mineralogist, 68, 623-627   [view file]

Raade G, Åmli R, Mladeck M H, Din V K, Larsen A O, Åsheim A (1983) Chiavennite from syenite pegmatites in the Oslo Region, Norway, American Mineralogist, 68, 628-633   [view file]

Tazzoli V, Domeneghetti M C, Mazzi F, Cannillo E (1995) The crystal structure of chiavennite, European Journal of Mineralogy, 7, 1339-1344

Coombs D S, Alberti A, Armbruster T, Artioli G, Colella C, Galli E, Grice J D, Liebau F, Mandarino J A, Minato H, Nickel E H, Passaglia E, Peacor D R, Quartieri S, Rinaldi R, Ross M, Sheppard R A, Tillmanns E, Vezzalini G, (1997) Recommended nomenclature for zeolite minerals: report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names, The Canadian Mineralogist, 35, 1571-1606   [view file]

Cametti G, Armbruster T (2015) Chiavennite revisited: a high-temperature in situ single-crystal X-ray diffraction study, European Journal of Mineralogy, 27, 659-667

Grice J D, Friis H, Kristiansen R (2016) New data for chiavennite and ferrochiavennite, The Canadian Mineralogist, 54, 21-32   [view file]