Vaterite Mineral Data

Vaterite Mineral Data
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General Vaterite Information

Help on Chemical Formula: Chemical Formula: CaCO3
Help on Composition: Composition: Molecular Weight = 100.09 gm
   Calcium  40.04 %  Ca   56.03 % CaO
   Carbon   12.00 %  C    43.97 % CO2
   Oxygen   47.96 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca(CO3)
Help on Environment: Environment: Major constituent of a carbonated calcium silicate hydrogel complex formed from larnite. Trimorphous with aragonite and calcite; metastable below 400 deg C.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1911
Help on Locality: Locality: Ballycraigy, Larne, Co. Antrim, Ireland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Heinrich Vater (1859-1930), Professor of Mineralogy and Chemistry, Tharandt, Germany.
Help on Name Pronunciation: Name Pronunciation: Vaterite Say VATERITE
Help on Synonym: Synonym: ICSD 18127
  PDF 33-268
 

Vaterite Image

Click Here for Larger Vaterite Image in a New Browser Window Images:
Click Here for Larger Vaterite Image

Vaterite   Defernite   Manganite

Comments: Opaque white fibrous vaterite with red defernite and black manganite.
Location: Kombat Mine, Otavi, Otjozondjupa, Namibia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Vaterite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:2.37981
Help on Cell Dimensions: Cell Dimensions: a = 7.135, c = 16.98, Z = 12; V = 748.61 Den(Calc)= 2.66
Help on Crystal System: Crystal System: Hexagonal - Dihexagonal DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.73(1), 3.3(1), 3.58(1),
Click Here for Large Vaterite Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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A - Atoms On/Off
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B - Bonds On/Off
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Kamhi S R , Acta Crystallographica , 16 (1963) p.770-772, On the structure of vaterite, CaCO3, Locality: Synthetic

 

Physical Properties of Vaterite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Colorless.
Help on Density: Density: 2.54
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 3 - Calcite
Help on Streak: Streak: white
 

Optical Properties of Vaterite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.123 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.072 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2256,KPDmeas= 0.2362,KC= 0.2104
Ncalc = 1.53 - 1.56
Help on Optical Data: Optical Data: Uniaxial (+), w=1.55, e=1.65, bire=0.1000.
 

Calculated Properties of Vaterite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.66 gm/cc
note: Specific Gravity of Vaterite =2.66 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0020908312
Boson Index = 0.9979091688
Help on Photoelectric: Photoelectric: PEVaterite = 5.06 barns/electron
U=PEVaterite x rElectron Density= 13.45 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Vaterite is Not Radioactive
 

Vaterite Classification
Help on Dana Class: Dana Class: 14.01.02.01 (14)Anhydrous Carbonates
  (14.01)with Simple Formula A+ CO3
  (14.01.02)Vaterite Group
 
14.01.02.01 Vaterite CaCO3 P 63/mmc 6/m 2/m 2/m
 
14.01.02.02 Gregoryite (Na2,K2,Ca)CO3 P 63mc 6mm
Help on Strunz Class: Strunz Class: 05.AB.20 05 - CARBONATES (NITRATES)
  05.A - Carbonates without additional anions, without H2O
  05.AB -Alkali-earth (and other M2+) carbonates
 
05.AB.20 Vaterite CaCO3 P 63/mmc 6/m 2/m 2/m
 

Other Vaterite 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 Vaterite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - MinMax(Deutsch)
13 - MinMax(English)
14 - Mineral and Gemstone Kingdom
15 - Mineralienatlas (Deutsch)
16 - QUT Mineral Atlas
17 - Ruff.Info
18 - WWW-MINCRYST

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

Vaterite

CaCO3
Dana No: 14.01.02.01 Strunz No: 05.AB.20
Locality:

 

Notes: