Mineralien / Minerals / Minerales > Systematik und Klassifikation / Systematics and Classification

Neue Mineralien Mai 2009

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Stefan:
IMA No. 2008-042a
Allende meteorite
Chi Ma
CaTi3+AlSiO6
Clinopyroxene (diopside group)
Monoclinic: C2/c
a 9.884, b 8.988, c 5.446 Å, β 105.86°
2.996(100), 2.964(31), 2.909(25), 2.581(42), 2.5605(28), 2.535(47), 2.130(19), 1.431(19)

IMA No. 2009-004
Darai-Pioz alkaline massif, Darai-Pioz River, Tadjikistan, 39o 27' N 70o 43' E
Leonid Pautov
KCa7Sn2Li3Si12O36F2
Sn analogue of baratovite
Monoclinic: C2/c
a 17.01(2), b 9.751(6), c 21.00(2) Å, β 112.45(8)º
4.86(21), 3.712(33), 3.234(100), 3.206(34), 3.039(28), 2.894(42), 2.425(42), 1.950(25)

IMA No. 2009-008
Červená vein, Rovnost shaft, Jáchymov, western Bohemia, Czech Republic
Jakub Plášil
Y2[(UO2)8O6(SO4)4(OH)2]·26H2O
Zippeite group
Triclinic: P1; structure determined
a 13.949(1), b 14.329(1), c 15.104(1) Å, α 107.440(4), β 95.751(5), γ 102.515(4)º
14.12(5), 9.28(100), 4.64(41), 3.451(8), 3.385(7), 3.293(13), 3.094(8), 3.059(7)

IMA No. 2009-009
Lakargi Mountain, Kabardino-Balkaria, North Caucasus, Russia (43°17' N, 43°6.42' E)
V.M. Gazeev
KNa2Li(Mg,Fe)2Ti2Si8O24
Neptunite group
Monoclinic: C2/c; structure determined
a 16.3271(7), b 12.4788(4), c 9.9666(4) Å, β 115.651(5)º
9.7(80), 4.55(40), 3.56(100), 3.90(40), 2.90(40), 2.81(40), 2.48(80), 2.16(60), 1.50(70)

IMA No. 2009-010
Esquire #8 claim, Big Creek, Fresno County, California, USA
Anthony R. Kampf
[Ba6(PO4)2(CO3)] [Fe2+7(OH)4Fe3+2O2(SiO3)8
New structure type
Triclinic: P1; structure determined
a 5.3437(7), b 11.6726(16), c 14.680(2) Å, α 85.573(4), β 83.243(4), γ 76.768(4)º
3.859(62), 3.629(73), 3.457(70), 2.911(100), 2.665(100), 2.225(58), 2.089(66), 1.5597(73)

IMA No. 2009-011
Verkhnee Espe deposit, Akjailyautas mountains, Kazakhstan (48o6' N 81o27' E)
Elena Sokolova
Ba3Na(Fe2+,Mn)8Ti4(Si2O7)4O4(OH,F)7
New structure type
Triclinic: C1; structure determined
a 10.6965(7), b 13.7861(9), c 21.478(2) Å, α 99.345(1), β 92.315(2), γ 89.993(2)º
3.825(30), 3.394(50), 3.182(50), 2.869(40), 2.788(90), 2.629(100), 2.101(50), 1.721(70)

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