Loparite-(Ce) R070251

Name: Loparite-(Ce)
RRUFF ID: R070251
Ideal Chemistry: (Na,Ce,Sr)(Ce,Th)(Ti,Nb)2O6
Locality: Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Source: Michael Scott S105531 [view label]
Owner: RRUFF
Description: Black interpenetrating cubes associated with green aegirine and sugary microcline
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Perovskite (41) ]
Sample Description: Unoriented sample; spectra overwhelmed by fluorescence

  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:
RRUFF ID: R070251
Sample Description: Unoriented sample; spectra overwhelmed by fluorescence
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Loparite-(Ce)

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]

Fersman A E (1923) The Chibina Massiv of Kola Island, Transactions of the Northern Scientific and Economic Expedition, 16, 16–73   [view file]

Fersman A E (1926) Minerals of the Kola Peninsula, American Mineralogist, 11, 289-299   [view file]

Foshag W F, Schairer J F (1927) New mineral names, American Mineralogist, 12, 95-98   [view file]

Sitnin A, Leonova T N (1961) Loparite — new mineral, Doklady Akademii Nauk SSSR, 140, 1407-1410   [view file]

Tolok A A, Bazhenova F V (1965) Loparite — a new accessory mineral in nepheline syenites of the Sikhote-Alin´, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 94, issue 2 217-219   [view file]

Nickel E H, Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature, American Mineralogist, 72, 1031-1042   [view file]

Mitchell R H, Chakhmouradian A R (1996) Compositional variation of loparite from the Lovozero alkaline complex, Russia, The Canadian Mineralogist, 34, 977-990   [view file]

Mitchell R H, Chakhmouradian A R (1998) Th-rich loparite from the Khibina alkaline complex, Kola Peninsula: isomorphism and paragenesis, Mineralogical Magazine, 62, 341-353   [view file]

Chakhmouradian A R, Mitchell R H, Pankov A V, Chukanov N V (1999) Loparite and 'metaloparite' from the Burpala alkaline complex, Baikal Alkaline Province (Russia), Mineralogical Magazine, 63, 519-534   [view file]

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]

Mitchell R H, Burns P C, Chakhmouradian A R (2000) The crystal structures of loparite-(Ce), The Canadian Mineralogist, 38, 145-152   [view file]

Chakhmouradian A R, Halden N M, Mitchell R H, Horváth L (2007) Rb-Cs-rich rasvumite and sector-zoned "loparite-(Ce)" from Mont Saint-Hilaire (Québec, Canada) and their petrologic significance, European Journal of Mineralogy, 19, 533-546

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]

Popova E A, Lushnikov S G, Yakovenchuk V N, Krivovichev S V (2018) The crystal structure of loparite: a new acentric variety, Mineralogy and Petrology, 111, 827-832