Zhonghuacerite-(Ce) Mineral Data + Say ZHONGHUACERITE-(CE)

General Zhonghuacerite-(Ce) Information
Help on Chemical Formula: Chemical Formula: Ba2Ce(CO3)3F
Help on Composition: Composition: Molecular Weight = 613.84 gm
   Barium     44.74 %  Ba   49.96 % BaO
   Lanthanum   6.79 %  La    7.96 % La2O3
   Cerium     13.70 %  Ce   16.04 % Ce2O3
   Carbon      5.87 %  C    21.51 % CO2
   Neodymium   2.35 %  Nd    2.74 % Nd2O3
   Oxygen     23.46 %  O
   Fluorine    3.09 %  F     3.09 % F
                -   %  F    -1.30 % -O=F2
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ba2Ce0.6La0.3Nd0.1(CO3)3F
Help on Environment: Environment: Metamorphosed dolomite.
Help on IMA Status: IMA Status: Approved IMA 1981
Help on Locality: Locality: Bayan Obo iron mine, Baotou (Paotow), Inner Mongolia, China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in Chinese for "a cerium mineral from China".
Help on Synonym: Synonym: ICSD 41288
  PDF 41-1414
 

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Zhonghuacerite-(Ce) Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =2.6221:1:1.3023
Help on Cell Dimensions: Cell Dimensions: a = 13.365, b = 5.097, c = 6.638, Z = 2; beta = 106.45° V = 433.68 Den(Calc)= 4.70
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.27(1)(310), 4.01(0.78)(111), 3.24(0.42)(202), 2.52(0.37)(112), 3.98(0.36)(201), 2.15(0.32)(221), 2.13(0.29)(512), 2.55(0.22)(020), 2.01(0.2)(421),
 

Physical Properties of Zhonghuacerite-(Ce)

Help on Color: Color: Yellow, Light brown.
Help on Density: Density: 4.2 - 4.4, Average = 4.3
Help on Diaphaniety: Diaphaniety: Transparent
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous - Resinous
Help on Streak: Streak: white
 

Optical Properties of Zhonghuacerite-(Ce)

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.019 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.067 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1394,KPDmeas= 0.1523,KC= 0.1494
Help on Optical Data: Optical Data: Uniaxial (-), e=1.565, w=1.745, bire=0.1800.
 

Calculated Properties of Zhonghuacerite-(Ce)

Help on Electron Density: Electron Density:

relectron=3.77 gm/cc
note: rZhonghuacerite-(Ce) =4.30 gm/cc.
Help on Fermion Index Fermion Index Fermion Index = 0.08537
Boson Index = 0.91463
Help on Photoelectric: Photoelectric:

PEZhonghuacerite-(Ce) = 324.33 barns/electron
U=PEZhonghuacerite-(Ce) x relectron=1,221.86 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 21,338.84 (Gamma Ray American Petroleum Institute Units)

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

Estimated Radioactivity from Zhonghuacerite-(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 / 7.63 cm 511,479 1.38E-05 21,338.84 7.02
100 gm / 3.54 cm 51,148 1.38E-06 2,133.88 0.70
10 gm / 1.64 cm 5,115 1.38E-07 213.39 0.07
1 gm / 7.63 mm 511 1.38E-08 21.34 0.01
0.1 gm / 3.54 mm 51 1.38E-09 2.13 0.00
0.01 gm / 1.64 mm 5 1.38E-10 0.21 0.00
0.001 gm / 0.76 mm 1 1.38E-11 0.02 0.00

Weight of pure Zhonghuacerite-(Ce) in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.30 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 ( 1.14 % Th) From Sum REE Elements (22.83 % REE)
 

Zhonghuacerite-(Ce) Classification
Help on Dana Class: Dana Class: 16a.1.8.1 (16a)Carbonates - Hydroxyl or Halogen
  (16a.1)in the Bastnasite/Shynchysite/Parasite Groups
  (16a.1.8)Dana Group
 
16a.1.8.1 Zhonghuacerite-(Ce) Ba2Ce(CO3)3F P 21/m 2/m
 
16a.1.8.2 Kukharenkoite-(Ce)! Ba2Ce(CO3)3F P 21/m 2/m
 
16a.1.8.3 Kukharenkoite-(La)! Ba2(La,Ce)(CO3)3F P 21/m 2/m
Help on Strunz Class: Strunz Class: V/C.07-160 V - Nitrates, Carbonates and Borates
  V/C - Waterfree carbonates with unfamiliar anions
  V/C.07 - Bastnäsite-(Y) - Mineevite-(Y) series
 
V/C.07-10 Bastnasite-(Y) Y(CO3)F P 62c 6 m2
 
V/C.07-20 Bastnasite-(La) La(CO3)F P 62c 6 m2
 
V/C.07-30 Bastnasite-(Ce) Ce(CO3)F P 62c 6 m2
 
V/C.07-40 Hydroxylbastnasite-(La) La(CO3)(OH) C 2221 2 2 2
 
V/C.07-50 Hydroxylbastnasite-(Ce) Ce(CO3)(OH) P 62c 6 m2
 
V/C.07-60 Hydroxylbastnasite-(Nd) Nd(CO3)(OH) P 62c 6 m2
 
V/C.07-61 Kozoite-(Nd)! (Nd,La,Sm,Pr)(CO3)(OH) Pmcn 2/m 2/m 2/m
 
V/C.07-62 Kozoite-(La)! La(CO3)(OH) Pmcn 2/m 2/m 2/m
 
V/C.07-64 Horvathite-(Y)! NaY(CO3)F2 Pmcn 2/m 2/m 2/m
 
V/C.07-70 Parisite-(Ce) Ca(Ce,La)2(CO3)3F2 R 3 3
 
V/C.07-80 Parisite-(Nd) Ca(Nd,Ce,La)2(CO3)3F2 R 3 3
 
V/C.07-90 Rontgenite-(Ce) Ca2(Ce,La)3(CO3)5F3 R 3 3
 
V/C.07-100 Synchysite-(Y) CaY(CO3)2F C 2/c 2/m
 
V/C.07-110 Synchysite-(Ce) CaCe(CO3)2F C 2/c 2/m
 
V/C.07-120 Synchysite-(Nd) CaNd(CO3)2F Unk Ortho
 
V/C.07-130 Huanghoite-(Ce) BaCe(CO3)2F R 3m 3 2/m
 
V/C.07-140 Cebaite-(Ce) Ba3Ce2(CO3)5F2 C 2/m or C 2 Mono
 
V/C.07-150 Cebaite-(Nd)! Ba3(Nd,Ce)2(CO3)5F2 Unk Mono
 
V/C.07-154 Kukharenkoite-(La)! Ba2(La,Ce)(CO3)3F P 21/m 2/m
 
V/C.07-155 Kukharenkoite-(Ce)! Ba2Ce(CO3)3F P 21/m 2/m
 
V/C.07-160 Zhonghuacerite-(Ce) Ba2Ce(CO3)3F P 21/m 2/m
 
V/C.07-170 Cordylite-(Ce) Ba(Ce,La)2(CO3)3F2 P 63/mmc 6/m 2/m 2/m
 
V/C.07-175 Lukechangite-(Ce)! Na3Ce2(CO3)4F P 63/mmc 6/m 2/m 2/m
 
V/C.07-190 Mineevite-(Y) Na25Ba(Y,Gd,Dy)2(HCO3)4(CO3)11(SO4)2ClF2 P 63/m 6/m
 
V/C.07-200 Reederite-(Y)! Na15Y2(CO3)9(SO3F)Cl P 6 6
 
V/C.07-210 Micheelsenite! (Ca,Y)3Al[PO3OH,CO3](CO3)(OH)6·12(H2O) P 63 6
 

Other Zhonghuacerite-(Ce) Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, MinCryst) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Zhonghuacerite-(Ce) :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas 11 - WWW-MINCRYST

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

Zhonghuacerite-(Ce)

Ba2Ce(CO3)3F
Dana No: 16a.1.8.1 Strunz No: V/C.07-160
Locality:

 

Notes:

 
 
   
 
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