Kalipyrochlore Mineral Data (original) (raw)

General Kalipyrochlore Information

Help on Chemical Formula: Chemical Formula:

(H2O,Sr)(Nb,Ti)(O,OH)6•(H2O,K)

Help on Composition: Composition:

Molecular Weight = 321.15 gm

Potassium 2.43 % K 2.93 % K2O

Strontium 1.36 % Sr 1.61 % SrO

Titanium 2.98 % Ti 4.97 % TiO2

Niobium 52.07 % Nb 74.49 % Nb2O5

Hydrogen 1.79 % H 15.99 % H2O

Oxygen 39.36 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

•(H2O)Sr0.05Nb1.8Ti0.2O4.1(OH)1.9(H2O)0.9K0.2

Help on Environment: Environment:

Alluvial deposits and residual soils from a carbonatite deposit, formed from pyrochlore by the leaching of Na, Ca, and F in waters rich in K.

Help on IMA Status: IMA Status:

Approved IMA 1978

Help on Locality: Locality:

Lueshe carbonatite deposit, 150 km norht of Goma, Kivu Province, Congo (Zaire). Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the pyrochlore mineral group and potassium (KALIum) although later work shows very little potassium in the formula.

Help on Name Pronunciation: Name Pronunciation:

Kalipyrochlore + Pronunciation Say KALIPYROCHLORE

Help on Synonym: Synonym:

ICSD 78666

PDF 30-991

Kalipyrochlore Image

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Kalipyrochlore Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 10.604, Z = 8; V = 1,192.37 Den(Calc)= 3.58

Help on Crystal System: Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.07(1), 6.16(0.85), 3.21(0.75),

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| | Ercit T S , Hawthorne F C , Cerny P , The Canadian Mineralogist , 32 (1994) p.415-420, The structural chemistry of kalipyrochlore, a hydropyrochlore | | ------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Kalipyrochlore

Help on Color: Color:

Green.

Help on Density: Density:

3.4 - 3.48, Average = 3.44

Help on Diaphaneity: Diaphaneity:

Translucent to Opaque

Help on Fracture: Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Help on Habit: Habit:

Octahedral Crystals - Occurs as octahedral shaped crystals.

Help on Hardness: Hardness:

4-4.5 - Between Fluorite and Apatite

Help on Luster: Luster:

Vitreous - Resinous

Help on Streak: Streak:

gray white

Optical Properties of Kalipyrochlore

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= 0.009 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.048 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2682,KPDmeas= 0.2791,KC= 0.2816
Ncalc = 1.96 - 2.01

Help on Optical Data: Optical Data:

Isotropic, n=1.93-1.99.

Calculated Properties of Kalipyrochlore

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=3.27 gm/cc
note: Specific Gravity of Kalipyrochlore =3.44 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0050048992
Boson Index = 0.9949951008

Help on Photoelectric: Photoelectric:

PEKalipyrochlore = 79.69 barns/electron
U=PEKalipyrochlore x relectron= 260.85 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 33.44 (Gamma Ray American Petroleum Institute Units)
Concentration of Kalipyrochlore per GRapi unit = 2.99 (%)

Estimated Radioactivity from Kalipyrochlore - barely detectable

Kalipyrochlore Classification

Help on Dana Class: Dana Class:

08.02.01.02 (08)Multiple Oxides with Nb, Ta, and Ti

(08.02)where (A)2 (B2O6) (O,OH,F)

(08.02.01)Pyrochlore Group (Pyrochlore Subgroup; Nb>Ta;(Nb+Ta)>2(Ti)

08.02.01.01 Pyrochlore (Na,Ca)2Nb2O6(OH,F) F d3m 4/m 3 2/m

08.02.01.02 Kalipyrochlore (H2O,Sr)(Nb,Ti)(O,OH)6•(H2O,K) F d3m 4/m 3 2/m

08.02.01.03 Bariopyrochlore (Ba,Sr)(Nb,Ti)2(O,OH)7 F d3m 4/m 3 2/m

08.02.01.04 Yttropyrochlore-(Y) (Y,Na,Ca,U)1-2(Nb,Ta,Ti)2(O,OH)7 F d3m 2/m 3

08.02.01.05 Ceriopyrochlore-(Ce) (Ce,Ca,Y)2(Nb,Ta)2O6(OH,F) F d3m 4/m 3 2/m

08.02.01.06 Plumbopyrochlore (Pb,Y,U,Ca)2-xNb2O6(OH) F d3m 4/m 3 2/m

08.02.01.07 Uranpyrochlore (U,Ca,Ce)2(Nb,Ta)2O6(OH,F) F d3m 4/m 3 2/m

08.02.01.08 Strontiopyrochlore* Sr2Nb2(O,OH)7 F d3m 4/m 3 2/m

08.02.01.09 Bismutopyrochlore! (Bi,U,Ca,Pb)1x(Nb,Ta)2O6(OH)•n(H2O) F d3m 4/m 3 2/m

Help on Strunz Class: Strunz Class:

04.DH.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.D - Metal:Oxygen = 1:2 and similar

04.DH -With large (� medium-sized) cations; sheets of edge-sharing octahedra

04.DH.15 Alumotungstite (W,Al)(O,OH)3(?) Unk Cubic

04.DH.15 Betafite (Ca,U)2(Ti,Nb,Ta)2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Ferritungstite (K,Ca,Na)(W,Fe)2(O,OH)6•(H2O) F d3m 4/m 3 2/m

04.DH.15 Cesstibtantite (Cs,Na)SbTa4O12 F d3m 4/m 3 2/m

04.DH.15 Bismutomicrolite (Bi,Ca)(Ta,Nb)2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Ceriopyrochlore-(Ce) (Ce,Ca,Y)2(Nb,Ta)2O6(OH,F) F d3m 4/m 3 2/m

04.DH.15 Bariopyrochlore (Ba,Sr)(Nb,Ti)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Bariomicrolite Ba(Ta,Nb)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Calciobetafite Ca2(Ti,Nb)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Jixianite Pb(W,Fe)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Plumbomicrolite (Pb,Ca,U)2Ta2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Kalipyrochlore (H2O,Sr)(Nb,Ti)(O,OH)6•(H2O,K) F d3m 4/m 3 2/m

04.DH.15 Plumbopyrochlore (Pb,Y,U,Ca)2-xNb2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Strontiopyrochlore* Sr2Nb2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Uranmicrolite (U,Ca)2(Ta,Nb)2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Pyrochlore (Na,Ca)2Nb2O6(OH,F) F d3m 4/m 3 2/m

04.DH.15 Microlite (Na,Ca)2Ta2O6(O,OH,F) F d3m 4/m 3 2/m

04.DH.15 Natrobistantite (Na,Cs)Bi(Ta,Nb,Sb)4O12 F d3m 4/m 3 2/m

04.DH.15 Plumbobetafite (Pb,U,Ca)(Ti,Nb)2O6(OH,F) F d3m 4/m 3 2/m

04.DH.15 Stibiomicrolite (Sb,Ca,Na)2(Ta,Nb)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Stannomicrolite (Sn,Fe,Mn)(Ta,Nb,Sn)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Stibiobetafite (Sb,Ca)2(Ti,Nb,Ta)2(O,OH)7 F d3m 4/m 3 2/m

04.DH.15 Uranpyrochlore (U,Ca,Ce)2(Nb,Ta)2O6(OH,F) F d3m 4/m 3 2/m

04.DH.15 Bismutopyrochlore! (Bi,U,Ca,Pb)1x(Nb,Ta)2O6(OH)•n(H2O) F d3m 4/m 3 2/m

04.DH.15 Fluornatromicrolite! (Na,Ca,Bi)2Ta2O6F F d3m 4/m 3 2/m

04.DH.15 Yttrobetafite-(Y) (Y,U,Ce)2(Ti,Nb,Ta)2O6(OH) F d3m 4/m 3 2/m

04.DH.15 Yttropyrochlore-(Y) (Y,Na,Ca,U)1-2(Nb,Ta,Ti)2(O,OH)7 F d3m 2/m 3

04.DH.15 Elsmoreite! WO3•0.5(H2O) F d3m 4/m 3 2/m

Other Kalipyrochlore Information

Help on References: References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

Help on See Also: See Also:

Links to other databases for Kalipyrochlore :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Print or Cut-and-Paste your Kalipyrochlore Specimen Label here :

Kalipyrochlore

(H2O,Sr)(Nb,Ti)(O,OH)6•(H2O,K)
Dana No: 08.02.01.02 Strunz No: 04.DH.15
Locality:

Notes: