Walstromite R150079

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Record 395 of 459  

Name: Walstromite
RRUFF ID: R150079
Ideal Chemistry: BaCa2Si3O9
Locality: Gun Claim, Yukon Territory, Canada
Source: Gunnar Farber [view label]
Owner: RRUFF
Description: Colorless granular or short prismatic crystals with good cleavage, associated with suzukiite (R150039), pellyite (R150078), and bavsiite.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Margarosanite (3) ]
Quick search: [ All Walstromite samples (2) ]
Sample Description: Unoriented Raman on the primary sample

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RRUFF ID: R150079
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 50% of 150mW
RRUFF ID: R150079.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.741(3)Å    b: 9.601(3)Å    c: 6.683(3)Å
alpha: 69.78(2)°    beta: 102.35(2)°    gamma: 96.87(3)°   Volume: 396.0(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 Walstromite

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]

Glasser F P, Dent Glasser L S (1961) Crystallographic study of Ca2BaSi3O9, Zeitschrift für Kristallographie, 116, 263-265   [view file]

Glasser F P, Dent Glasser L S (1964) Additional notes on margarosanite, American Mineralogist, 49, 781-782   [view file]

Alfors J T, Stinson M C, Matthews R A, Pabst A (1965) Seven new barium minerals from eastern Fresno County, California, American Mineralogist, 50, 314-340   [view file]

Dent Glasser L S, Glasser F P (1968) The crystal structure of walstromite, American Mineralogist, 53, 9-13   [view file]

Machida K, Adachi G, Shiokawa J, Shimada M, Zoizumi M, Suito K, Onodera A (1982) High-pressure synthesis, crystal structures, and luminescence properties of europium (II) metasilicate and europium (II)-activated calcium and strontium metasilicates, Inorganic Chemistry, 21, 1512-1519

Kanzaki M, Stebbins J F, Xue X (1991) Characterization of quenched high pressure phases in CaSiO3 system by XRD and 29Si NMR, Geophysical Research Letters, 18, 463-466

Gasparik T, Wolf K, Smith C M (1994) Experimental determination of phase relations in the CaSiO3 system from 8 to 15 GPa, American Mineralogist, 79, 1219-1222   [view file]

Joswig W, Stachel T, Harris J W, Baur W H, Brey G P (1999) New Ca-silicate inclusions in diamonds - tracers from the lower mantle, Earth and Planetary Science Letters, 173, 1-6

Joswig W, Paulus E F, Winkler B, Milman V (2003) The crystal structure of CaSiO3-walstromite, a special isomorph of wollastonite-II, Zeitschrift für Kristallographie, 218, 811-818

Nasdala L, Brenker F E, Glinnemann J, Hofmeister W, Gasparik T, Harris J W, Stachel T, Reese I (2003) Spectroscopic 2D-tomography: Residual pressure and strain around mineral inclusions in diamonds, European Journal of Mineralogy, 15, issue 6 931-935

Brenker F E, Vincze L, Vekemans B, Nasdala L, Stachel T, Vollmer C, Kersten M, Somogyi A, Adams F, Joswig W, Harris J W (2005) Detection of a Ca-rich lithology in the Earth's deep (>300 km) convecting mantle, Earth and Planetary Science Letters, 236, issue 3-4 579-587

Brenker F E, Vollmer C, Vincze L, Vekemans B, Szymanski A, Janssens K, Szaloki I, Nasdala L, Joswig W, Kaminsky F (2006) CO2-recycling to the deep convecting mantle, Goldschmidt Conference Abstracts 2006, 2006, A39

Dörsam G, Liebscher A, Wunder B, Franz G, Gottschalk M (2009) Crystal structure refinement of synthetic Ca0.43Sr0.57[SiO3]-walstromite and walstromite-fluid Ca-Sr distribution at upper-mantle conditions, European Journal of Mineralogy, 21, 705-714

Barkley M C, Downs R T, Yang H (2011) Structure of walstromite, BaCa2Si3O9, and its relationship to CaSiO3-walstromite and wollastonite-II, American Mineralogist, 96, 797-801   [view file]

Liu X, Wang S, He Q, Chen J, Wang H, Li S, Peng F, Zhang L, Fei Y (2012) Thermal elastic behavior of CaSiO3-walstromite: A powder X-ray diffraction study up to 900 ˚C, American Mineralogist, 97, 262-267   [view file]

Gaft M, Yeates H, Nagli L (2013) Laser-induced time-resolved luminescence of natural margarosanite Pb(Ca,Mn)2Si3O9. swedenborgite NaBe4SbO7 and walstromite BaCa2Si3O9, European Journal of Mineralogy, 25, 71-77

Callegari A M, Boiocchi M (2016) Crystal structure refinement of margarosanite PbCa2Si3O9 and relationship with walstromite BaCa2Si3O9, Neues Jahrbuch für Mineralogie, Abhandlungen, 193, 205-213

Anzolini C, Prencipe M, Alvaro M, Romano C, Vona A, Lorenzon S, Smith E M, Brenker F E, Nestola F (2018) Depth of formation of super-deep diamonds: Raman barometry of CaSiO3-walstromite inclusions, American Mineralogist, 103, 69-74

Krzątała A, Krüger B, Galuskina I, Vapnik Y, Galuskin E (2020) Walstromite, BaCa2(Si3O9), from rankinite paralava within gehlenite hornfels of the Hatrium Basin, Negev Desert, Israel, Minerals, 10, 407   [view file]

Holtstam D, Cámara F, Karlsson A (2021) Instalment of the margarosanite group, and data on walstromite–margarosanite solid solutions from the Jakobsberg Mn–Fe deposit, Värmland, Sweden, Mineralogical Magazine, 85, 224-232