Important Update News

rruff.info is being updated to improve its interface and content. The beta version of the update is accessible to the public at www.rruff.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Once released, the address will revert to RRUFF.info.

We are grateful to NASA for the funding of this effort.

Perovskite R050456

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 2933 of 4216  


Name: Perovskite
RRUFF ID: R050456
Ideal Chemistry: CaTiO3
Locality: Magnet Cove, Arkansas, USA
Source: University of Arizona Mineral Museum 2370 [view label]
Owner: RRUFF
Description: Groups of black cubo-octahedral crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Perovskite (44) ]
Quick search: [ All Perovskite samples (6) ]
CHEMISTRY 
RRUFF ID: R050456.2
Sample Description: Microprobe Fragment
Measured Chemistry: darker phase: (Ca0.82Fe2+0.09Na0.07Ce0.01La0.01)Σ=1(Ti0.95Nb5+0.05)Σ=1O3 ; gray phase: (Ca0.89Fe2+0.05Na0.04Ce0.01La0.01)Σ=1(Ti0.98Nb5+0.02)Σ=1O3
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050456
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050456.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
X Min:    X Max:    X Sort:
POWDER DIFFRACTION 
RRUFF ID: R050456.1
Sample Description: Powder
Cell Refinement Output: a: 5.3980(2)Å    b: 5.4637(4)Å    c: 7.6711(8)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 226.24(2)Å3    Crystal System: orthorhombic
  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.

X Min:    X Max:    X Sort:
REFERENCES for Perovskite

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]

Rose G (1839) Beschreibung einiger neuen Mineralien des Urals, Annalen der Physik und Chemie, 48, 551-573   [view file]

Náray-Szabó I (1942) A perovskit (CaTiO3) szerkezete, Matematikai és Természettudományi Értesitö, 61, 913-925

Náray-Szabó S (1943) Der strukturtyp des perowskits (CaTiO3), Naturwissenschaften, 31, 202-203

Kay H F, Bailey P C (1957) Structures and properties of CaTiO3, Acta Crystallographica, 10, 219-226

Nickel E H, McAdam R C (1963) Niobian perovskite from Oka, Quebec; a new classification for minerals of the perovskite group, The Canadian Mineralogist, 7, 683-697   [view file]

Fleischer M (1964) New mineral names, American Mineralogist, 49, 816-821   [view file]

Muir I J, Metson J B, Bancroft G M (1984) 57Fe Mössbauer spectra of perovskite and titanite, The Canadian Mineralogist, 22, 689-694   [view file]

Devi P S, Rao M S (1992) Preparation, structure, and properties of strontium-doped lanthanum chromites: La1-xSrxCrO3, Journal of Solid State Chemistry, 98, 237-244

Mitchell R H, Steele I (1992) Potassian zirconium and titanium silicates and strontian cerian perovskite in lamproites from the Leucite Hills, Wyoming, The Canadian Mineralogist, 30, 1153-1159   [view file]

Genouel R, Michel C, Nguyen N, Studer F, Hervieu M, Raveau B (1995) On the cubic perovskites La0.2Sr0.8Cu0.4M0.6O3-y (M=Co,Fe), Journal of Solid State Chemistry, 119, 260-270

Leinenweber K, Parise K (1995) High-pressure synthesis and crystal structure of CaFeTi2O6, a new perovskite structure type, Journal of Solid State Chemistry, 114, 277-281

Beran A, Libowitzky E, Armbruster T (1996) A single-crystal infrared spectroscopic and X-ray-diffraction study of untwinned San Benito perovskite containing OH groups, The Canadian Mineralogist, 34, 803-809   [view file]

Taguchi H, Sonoda M, Nagao M, Kido H (1996) Role of tetravalent ion in metal-insulator transition in (La0.1Ca0.9)(Mn1-xTix)O3, Journal of Solid State Chemistry, 126, 235-241

Chakhmouradian A R, Mitchell R H (1998) A structural study of the perovskite series CaTi1-2xFexNbxO3, Journal of Solid State Chemistry, 138, 272-277

Mitchell R H, Chakhmouradian A R (1998) Instability of perovskite in a CO2-rich environment: examples from carbonatite and kimberlite, The Canadian Mineralogist, 36, 939-952   [view file]

Zhao Y (1998) Crystal chemistry and phase transitions of perovskite in p-t-x space: data for (KxNa1-x)MgF3 perovskites, Journal of Solid State Chemistry, 141, 121-132

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

Mitchell R H, Chakhmouradian A R (1999) Solid solubility in the system NaLREETi2O6 - ThTi2O6 (LREE, light rare-earth elements): experimental and analytical data, Physics and Chemistry of Minerals, 26, 396-405

Mitchell R H, Chakhmouradian A R (1999) Sr-bearing perovskite and loparite from lamproite and agpaitic nepheline syenite pegmatites, The Canadian Mineralogist, 37, 99-112   [view file]

Haines J, Rouquette J, Bornand V, Pintard M, Papet P, Gorelli F A (2003) Raman scattering studies at high pressure and low tempurature: technique and application to the piezoelectric material PbZr0.52Ti0.48O3, Journal of Raman Spectroscopy, 34, 519-523

Kojitani H, Katsura T, Akaogi M (2007) Aluminum substitution mechanisms in perovskite-type MgSiO3: an investigation by Rietveld analysis, Physics and Chemistry of Minerals, 34, 257-267

Knight K S (2009) Parameterization of the crystal structures of centerosymmetric zone-boundary-tilted perovskites: An analysis in terms of symmetry-adapted basis-vectors of the cubic aristotype phase, The Canadian Mineralogist, 47, 381-400   [view file]

Kleppe A K, Welch M D, Crichton W A, Jephcoat A P (2012) Phase transitions in hydroxide perovskites: a Raman spectroscopic study of stottite, FeGe(OH)6, to 21 GPa, Mineralogical Magazine, 76, 949-962   [view file]

Nakatsuka A, Kuribayashi S, Nakayama N, Fukui H, Arima H, Yoneda A, Yoshiasa A (2015) Temperature dependence of crystal structure of CaGeO3 high-pressure perovskite phase and experimental determination of its Debye temperatures studied by low- and high-temperature single-crystal X-ray diffraction, American Mineralogist, 100, 1190-1202

Crichton W A, Bernal F L, Guignard J, Hanfland M, Margadonna S (2016) Observation of Sb2S3-type post-post-perovskite in NaFeF3. Implications for ABX3 and A2X3 systems at ultrahigh pressure, Mineralogical Magazine, 80, 659-674

Feng D, Shivaramaiah R, Navrotsky A (2016) Rare-earth perovskites along the CaTiO3-Na0.5La0.5TiO3 join: Phase transitions, formation enthalpies, and implications for loparite minerals, American Mineralogist, 101, 2051-2056

Mitchell R H, Welch M D, Chakhmouradian A R (2017) Nomenclature of the perovskite supergroup: A hierarchical system of classification based on crystal structure and composition, Mineralogical Magazine, 81, 411-461   [view file]

Duffy T S (2018) Single-crystal elastic properties of minerals and related materials with cubic symmetry, American Mineralogist, 103, 977-988

Tschauner O (2019) High-pressure minerals, American Mineralogist, 104, 1701-1731