Phosinaite-(Ce) Mineral Data

Phosinaite-(Ce) Mineral Data +

General Phosinaite-(Ce) Information

Chemical Formula:

Na13Ca2Ce[Si4O12](PO4)4

Composition:

Molecular Weight = 1,203.36 gm

Sodium 24.84 % Na 33.48 % Na₂O

Calcium 6.66 % Ca 9.32 % CaO

Cerium 11.64 % Ce 13.64 % Ce₂O₃

Silicon 9.34 % Si 19.97 % SiO₂

Phosphorus 10.30 % P 23.59 % P₂O₅

Oxygen 37.23 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Na₁₃Ca₂CeSi₄O₁₂(PO₄)₄

Environment:

Filling interstices between large crystals of anorthoclase in alkalic pegmatites.

IMA Status:

Approved IMA 1975 ( Dana # Added)

Locality:

On Mt. Koashva, Khibiny massif, and Mt. Karnasurt, Lovozero massif, Kola Peninsula, Russia. At Mont Saint-Hilaire, Quebec, Canada. Link to MinDat.org Location Data.

Name Origin:

For PHOsphorus, SIlicon, and sodium, NAtrium, in the composition.

Search for Phosinaite-(Ce) Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Phosinaite-(Ce) Crystallography

Axial Ratios:

a:b:c =0.8388:1:0.4942

Cell Dimensions:

a = 12.297, b = 14.66, c = 7.245, Z = 2; V = 1,306.09 Den(Calc)= 3.06

Crystal System:

Orthorhombic - DisphenoidalH-M Symbol (2 2 2) Space Group: P 22121

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.74(1), 7.44(0.55), 2.566(0.53),6.92(0.5), 3.51(0.4), 3.94(0.2),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

McDonald A M , Chao G Y , The Canadian Mineralogist , 34 (1996) p.107-114, Phosinaite-(Ce) from Mont Saint-Hilaire, Quebec: New data and structure refinement, Locality: Mont Saint-Hilaire, Quebec, Canada

Physical Properties of Phosinaite-(Ce)

Cleavage:

[100] Perfect, [010] Indistinct, [110] Indistinct

Color:

Colorless, Pink, Light brown.

Density:

2.97

Diaphaniety:

Transparent

Habit:

Columnar - Forms columns

Hardness:

3.5 - Copper Penny

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Phosinaite-(Ce)

Gladstone-Dale:

CI meas= -0.021 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.009 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1858,KPDmeas= 0.1915,KC= 0.1875

Optical Data:

Biaxial (-), a=1.567, b=1.569, g=1.57, bire=0.0030, 2V(Calc)=70, 2V(Meas)=68.

Calculated Properties of Phosinaite-(Ce)

Electron Density:

r_electron=2.95 gm/cc
note: r_{Phosinaite-(Ce)}=3.06 gm/cc.

Fermion Index

Fermion Index = 0.00462
Boson Index = 0.99538

Photoelectric:

PE_{Phosinaite-(Ce)}= 57.77 barns/electron
U=PE_{Phosinaite-(Ce)} x r_electron= 170.70 barns/cc.

Radioactivity:

GRapi = 11,993.04 (Gamma Ray American Petroleum Institute Units)

Phosinaite-(Ce) is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

**Estimated Radioactivity from Phosinaite-(Ce)** - weak
Specimen Size Weight/Volume (Sphere) *	Calculated Activity Bequerols (Bq)	Calculated Activity Curies (Ci)	Estimated Activity GR(api)	Estimated Exposure (mRem**)/hr If Held in Hand For One Hour
1000 gm / 8.55 cm	260,818	7.05E-06	11,993.04	3.94
100 gm / 3.97 cm	26,082	7.05E-07	1,199.30	0.39
10 gm / 1.84 cm	2,608	7.05E-08	119.93	0.04
1 gm / 8.55 mm	261	7.05E-09	11.99	0.00
0.1 gm / 3.97 mm	26	7.05E-10	1.20	0.00
0.01 gm / 1.84 mm	3	7.05E-11	0.12	0.00
0.001 gm / 0.85 mm	0	7.05E-12	0.01	0.00

Weight of pure Phosinaite-(Ce) in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.06 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
Estimated Thorium Activity ( 0.58 % Th) From Sum REE Elements (11.64 % REE)

Phosinaite-(Ce) Classification

Dana Class:

60.2.2.1 (60)Cyclosilicate Four-Membered Rings

(60.2)with other anion groups

(60.2.2)Dana Group

60.2.2.1 Phosinaite-(Ce) ! Na13Ca2Ce[Si4O12](PO4)4 P 22121 2 2 2

Strunz Class:

VIII/E.07-60 VIII - Silicates

VIII/E - Cyklosilicates, quadruplet rings [Si4O11]8-

VIII/E.07 - Labuntsovite Group

VIII/E.07-10 Korobitsynite! Na3(Ti,Nb)2[Si4O12](OH,O)2·3-4(H2O) Pbam 2/m 2/m 2/m

VIII/E.07-20 Nenadkevichite (Na,Ca,K)(Nb,Ti)Si2O6(O,OH)·2(H2O) Pbam 2/m 2/m 2/m

VIII/E.07-30* Strontiochevkinite (Sr,REE)4Fe(Ti,Zr)2Ti2Si4O22 C 2/a 2/m

VIII/E.07-30 Tsepinite-Na! (Na,H3O,K,Sr,Ba)2(Ti,Nb)2[Si4O12](OH,O)2·3(H2O) Cm m

VIII/E.07-32 Tsepinite-K! (K,Ba,Na)2(Ti,Nb)2(Si4O12)(OH,O)2·3(H2O) Cm m

VIII/E.07-33 Tsepinite-Ca! (Ca,K,Na,[])2(Ti,Nb)2(Si4O12)(OH,O)2·4(H2O) C 2/m 2/m

VIII/E.07-34 Paratsepinite-Ba! (Ba,Na,K)2-x(Ti,Nb)2(Si4O12)(OH,O)2·4(H2O) C 2/m 2/m

VIII/E.07-40 Vuoriyarvite-K! (K,Na)2(Nb,Ti)2Si4O12(O,OH)2·4(H2O) Cm m

VIII/E.07-50 Clinophosinaite! Na3CaPSiO7 P 2/c 2/m

VIII/E.07-50* Kuzmenkoite-Zn! K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8(H2O) Cm m

VIII/E.07-60* Kuzmenkoite-Mn! (K,Na)2(Mn,Fe)(Ti,Nb)4[Si4O12]2(OH)4·5(H2O) C 2/m 2/m

VIII/E.07-60 Phosinaite-(Ce) Na13Ca2Ce[Si4O12](PO4)4 P 22121 2 2 2

VIII/E.07-70 Gjerdingenite-Fe! K2[(H2O)2(Fe,Mn)][(Nb,Ti)4(Si4O12)2(O,OH)4]·4(H2O) C 2/m 2/m

VIII/E.07-80 Gjerdingenite-Mn! (K,Na)2(Mn,Fe)(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) C 2/m 2/m

VIII/E.07-90 Karupmollerite-Ca! (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4·7(H2O) C 2/m 2/m

VIII/E.07-100 Lemmleinite-K! NaK2(Ti,Nb)2Si4O12(O,OH)2·2(H2O) C 2/m 2/m

VIII/E.07-110 Lemmleinite-Ba! Na2K2Ba1-xTi4(Si4O12)2(O,OH)4·5(H2O) C 2/m 2/m

VIII/E.07-130 Paralabuntsovite-Mg! Na8K8Mg8Ti16(Si4O12)8(O,OH)16·n(H2O) I2/m 2/m

VIII/E.07-140 Labuntsovite-Mg! Na4K4(Ba,K)(Mg,Fe)1xTi8(Si4O12)4(O,OH)8·10(H2O) C 2/m 2/m

VIII/E.07-150 Labuntsovite-Fe! Na4K4(Ba,K)2(Fe,Mg,Mn)1xTi8(Si4O12)4(O,OH)8·10(H2O) C 2/m 2/m

VIII/E.07-155 Labuntsovite-Mn Na4K4(Ba,K)(Mn,Fe)1x(Ti,Nb)8[Si4O12]4(O,OH)8·n(H2O),n=10-12 I2/m 2/m

VIII/E.07-170 Parakuzmenkoite-Fe! (K,Ba)2Fe(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) C 2/m 2/m

VIII/E.07-180 Organovaite-Zn! K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) C 2/m 2/m

VIII/E.07-190 Organovaite-Mn! K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) Cm m

VIII/E.07-200 Gutkovaite-Mn! CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5(H2O) Cm m

VIII/E.07-205 Neskevaaraite-Fe! NaK3Fe(Ti,Nb)4(Si4O12)2(O,OH)4·6(H2O) Cm m

VIII/E.07-210 Alsakharovite-Zn! NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) Cm m

VIII/E.07-220 Lepkhenelmite-Zn! Ba2Zn(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) Cm m

Other Phosinaite-(Ce) Information

References:

NAME( AntBidBlaNic2) PHYS. PROP.(Am.Min.,Vol.81,p1286,1996) OPTIC PROP.(Am.Min.,Vol.81,p1286,1996)

See Also:

Links to other databases for Phosinaite-(Ce) :
1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 -Am. Min. Crystal Structure Database 4 -Athena 5 -Google Images 6 -Google Scholar 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - Uranium Minerals 13 - WWW-MINCRYST

Search for Phosinaite-(Ce) using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Phosinaite-(Ce) :
AA Mineral Specimens
A-Rocks Auction
Adams Minerals
B and L Minerals
Dakota Matrix
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Minernet.it
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Phosinaite-(Ce) Mineral Data :

Ask about Phosinaite-(Ce) here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Phosinaite-(Ce) Specimen Label here :

Phosinaite-(Ce)

Na13Ca2Ce[Si4O12](PO4)4
Dana No: 60.2.2.1 Strunz No: VIII/E.07-60
Locality:

Notes: