Calcioancylite-(Nd) Mineral Data

Calcioancylite-(Nd) Mineral Data
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General Calcioancylite-(Nd) Information

Help on Chemical Formula: Chemical Formula: CaNd(CO3)2(OH)•(H2O)
Help on Composition: Composition: Molecular Weight = 339.36 gm
   Calcium    11.81 %  Ca   16.52 % CaO
   Hydrogen    0.89 %  H     7.96 % H2O
   Carbon      7.08 %  C    25.94 % CO2
   Neodymium  42.50 %  Nd   49.58 % Nd2O3
   Oxygen     37.72 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaNd(CO3)2(OH)•(H2O)
Help on Environment: Environment: Miarolitic cavity in granite.
Help on IMA Status: IMA Status: Approved IMA 1991
Help on Locality: Locality: Baveno, Piedmont, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition and from the Greek "curved," in allusion to the rounded and distorted character of the crystals.
Help on Name Pronunciation: Name Pronunciation: Calcioancylite-(Nd) + Pronunciation Say CALCIOANCYLITE-(ND)
Help on Synonym: Synonym: Calcio-ancylite-(Nd) - Renamed Calcioancylite-(Nd) by Mineralogical Record, v39 (2008), p131
  IMA1989-008
 

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Calcioancylite-(Nd) Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.4493:1:1.7017
Help on Cell Dimensions: Cell Dimensions: a = 7.212, b = 4.976, c = 8.468, Z = 2; beta = 90.04° V = 303.89 Den(Calc)= 3.71
Help on Crystal System: Crystal System: Monoclinic - DomaticH-M Symbol (m) Space Group: Pm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.26(1), 2.905(0.9), 2.048(0.8),
Click Here for Large Calcioancylite-(Nd) Structure Window Crystal Structure:

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Orlandi P , Pasero M , Vezzalini G , European Journal of Mineralogy , 2 (1990) p.413-418, Calcio-ancylite-(Nd), a new REE-carbonate from Baveno, Italy, Locality: Baveno, Italy

 

Physical Properties of Calcioancylite-(Nd)

Help on Color: Color: Pink.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 4-4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous (Glassy)
 

Optical Properties of Calcioancylite-(Nd)

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.046 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1928,KC= 0.1844
Ncalc = 1.68
Help on Optical Data: Optical Data: Biaxial (-), a=1.66, b=1.725, g=1.761, bire=0.1010, 2V(Calc)=70, 2V(Meas)=70-74.
 

Calculated Properties of Calcioancylite-(Nd)

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.48 gm/cc
note: Specific Gravity of Calcioancylite-(Nd) =3.71 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PECalcioancylite-(Nd) = 239.41 barns/electron
U=PECalcioancylite-(Nd) x relectron= 832.32 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 42,483.74 (Gamma Ray American Petroleum Institute Units)
Concentration of Calcioancylite-(Nd) per GRapi unit = 23.54 (PPM)

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

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 715.96 ±178.99 grams of pure Calcioancylite-(Nd) .

Estimated Radioactivity from Calcioancylite-(Nd) - weak
Specimen
Size
Weight/Volume
(Sphere) *		 Calculated
Activity
Becquerels
(Bq)		 Calculated
Activity
Curies (Ci)		 Estimated
Activity
GR(api)		 Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 8.01 cm 952,082 2.57E-05 42,483.74 13.97
100 gm / 3.72 cm 95,208 2.57E-06 4,248.37 1.40
10 gm / 1.73 cm 9,521 2.57E-07 424.84 0.14
1 gm / 8.01 mm 952 2.57E-08 42.48 0.01
0.1 gm / 3.72 mm 95 2.57E-09 4.25 0.00
0.01 gm / 1.73 mm 10 2.57E-10 0.42 0.00
0.001 gm / 0.80 mm 1 2.57E-11 0.04 0.00

Weight of pure Calcioancylite-(Nd) in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.71 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 ( 2.13 % Th) From Sum REE Elements (42.50 % REE)
 

Calcioancylite-(Nd) Classification
Help on Dana Class: Dana Class: 16b.01.01.03 (16b)Carbonates - Hydroxyl or Halogen
  (16b.01)where (A)m (B)n (XO3)p Zq, with (m+n):p=1:1
  (16b.01.01)Ancylite group
 
16b.01.01.01 Ancylite-(Ce) SrCe(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.02 Calcioancylite-(Ce) CaCe(CO3)2(OH)•(H2O) P mmm 2/m 2/m 2/m
 
16b.01.01.03 Calcioancylite-(Nd) CaNd(CO3)2(OH)•(H2O) Pm m
 
16b.01.01.04 Gysinite-(Nd) Pb(Nd,La)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.05 Ancylite-(La)! Sr(La,Ce)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.06 Kozoite-(Nd)! (Nd,La,Sm,Pr)(CO3)(OH) Pmcn 2/m 2/m 2/m
 
16b.01.01.07 Kozoite-(La)! La(CO3)(OH) Pmcn 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 05.DC.05 05 - CARBONATES (NITRATES)
  05.D - Carbonates with Additional Anions, with H2O
  05.DC -With large cations
 
05.DC.05 Ancylite-(Ce) SrCe(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Ancylite-(La)! Sr(La,Ce)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Gysinite-(Nd) Pb(Nd,La)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Calcioancylite-(Ce) CaCe(CO3)2(OH)•(H2O) P mmm 2/m 2/m 2/m
 
05.DC.05 Calcioancylite-(Nd) CaNd(CO3)2(OH)•(H2O) Pm m
 
05.DC.05 Kozoite-(La)! La(CO3)(OH) Pmcn 2/m 2/m 2/m
 
05.DC.05 Kozoite-(Nd)! (Nd,La,Sm,Pr)(CO3)(OH) Pmcn 2/m 2/m 2/m
 

Other Calcioancylite-(Nd) Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.76,p1729,1991) OPTIC PROP.(Am.Min.,Vol.76,p1729,1991)
Help on See Also: See Also: Links to other databases for Calcioancylite-(Nd) :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info

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Print or Cut-and-Paste your Calcioancylite-(Nd) Specimen Label here :

Calcioancylite-(Nd)

CaNd(CO3)2(OH)•(H2O)
Dana No: 16b.01.01.03 Strunz No: 05.DC.05
Locality:

 

Notes: