Manganonordite-(Ce) R140749

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		Name: Manganonordite-(Ce) RRUFF ID: R140749 Ideal Chemistry: Na₃SrCeMn²⁺Si₆O₁₇ Locality: Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Source: Rock Currier [view label] Owner: RRUFF Description: Colorless to pale grey tabular crystals, associated with black aegirine and ussingite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Nordite (5) ]

CHEMISTRY

RRUFF ID:	R140749.2
Sample Description:	Microprobe Fragment. Dark phase is a mixture of clay minerals.
Measured Chemistry:	Na_3.16(Sr_1.00Ca_0.04Ba_0.02)(Ce_0.54La_0.40Nd_0.07Pr_0.04)(Mn_0.37Zn_0.29Fe_0.23Mg_0.11)Si_5.90O₁₇
Microprobe Data File:	[ Download Excel File ]

POWDER DIFFRACTION

RRUFF ID:

R140749.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 14.4477(20)Å b: 5.1850(8)Å c: 19.8510(28)Å
alpha: 90° beta: 90° gamma: 90° Volume: 1487.06(20)Å³ Crystal System: orthorhombic

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REFERENCES for Manganonordite-(Ce)
American Mineralogist Crystal Structure Database Record: [view record]
Pekov I V, Chukanov N V, Kononkova N N, Belakovsky D I, Pushcharovsky D Y, Vinogradova S A (1998) Ferronordite-(Ce) Na₃SrFeSi₆O₁₇ and manganonordite-(Ce) Na₃SrMnSi₆O₁₇ — the new minerals from Lovozero massif, Kola Peninsula, Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 127, issue 1 32-41 [view file]
Jambor J L, Puziewicz J, Roberts A C (1999) New mineral names, American Mineralogist, 84, 685-688 [view file]
Pushcharovskii D Y, Pekov I V, Pluth J J, Smith J, Ferraris G Vinogradova S A, Arakcheeva A V, Soboleva S V, Semenov E I (1999) Raite, manganonordite-(Ce), and ferronordite-(Ce) from the Lovozero massif: Crystal structures and mineralogical geochemistry, Crystallography Reports, 44, 565-574 [view file]
Pekov I V (2007) New minerals from former Soviet Union countries, 1998-2006: new minerals approved by the IMA commission on new minerals and mineral names, Mineralogical Almanac, 11, 9-51 [view file]
Dal Bo F, Gulbransen E H, Friis H (2021) New data on nordite-(Ce) and the establishment of the nordite supergroup, Mineralogical Magazine, 85, 431-437