Calcite Mineral Data + Say CALCITE

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General Calcite 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: (CO3)
Help on Environment: Environment: Found in sedimentary, igneous, and metamorphic rocks.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Common world wide. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Latin, calx, meaning lime.
Help on Synonym: Synonym: Glendonite - pseudomorph
  ICSD 73446
  Manganocalcite - variety
  Nicols
  PDF 5-586
  Travertine
 

Calcite Image

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Calcite   Quartz

Comments: Purple-colored druse of amethystine quartz and white calcite.
Location: Rio Grande do Sul, Brazil. Scale: Sample size 20 cm.
© Dave Barthelmy

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Calcite   Beryl

Comments: Transparent emerald, the green variety of beryl on calcite (marble) matrix.
Location: Coscuez, Boyac?, Colombia. Scale: 2.5 x 2.5 cm.
© Fabre Minerals

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Calcite

Comments: White, divergent calcite scalenohedral crystals.
Location: Santa Eulalia, Chihuahua, S.A., Mexico. Scale: 8 cm.
© Dave Barthelmy

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Calcite

Comments: Cream-colored crystalline aggregate of calcite crystals.
Location: Rio Grande do Sul, Brazil. Scale: 20 cm.
© Dave Barthelmy

Calcite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:3.41992
Help on Cell Dimensions: Cell Dimensions: a = 4.989, c = 17.062, Z = 6; V = 367.78 Den(Calc)= 2.71
Help on Crystal System: Crystal System: Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.035(1), 2.095(0.18), 2.285(0.18),
Help on Forms: Forms:

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Drag1 - Manipulate Crystal
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Forms: [ 2 1 1] [ 0 1 1]

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Click Here for Large Calcite Structure Window Crystal Structure:

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Graf D L , American Mineralogist , 46 (1961) p.1283-1316, Crystallographic tables for the rhombohedral carbonates

View Additional jPOWD Structure files for Calcite
[1] [10] [11] [12] [2] [3] [4] [5] [6] [7] [8] [9]
 

Physical Properties of Calcite

Help on Cleavage: Cleavage: [1011] Perfect, [1011] Perfect, [1011] Perfect
Help on Color: Color: Colorless, White, Pink, Yellow, Brown.
Help on Density: Density: 2.71
Help on Diaphaniety: Diaphaniety: Transparent to translucent to opaque
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Habit: Habit: Crystalline - Coarse - Occurs as well-formed coarse sized crystals.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Habit: Habit: Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite).
Help on Hardness: Hardness: 3 - Calcite
Help on Luminescence: Luminescence: Fluorescent.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Calcite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.004 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.004 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2096,KPDmeas= 0.2096,KC= 0.2104
Help on Optical Data: Optical Data: Uniaxial (-), e=1.486, w=1.64-1.66, bire=0.1540-0.1740.
 

Calculated Properties of Calcite

Help on Electron Density: Electron Density:

relectron=2.71 gm/cc
note: rCalcite =2.71 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.00209
Boson Index = 0.99791
Help on Photoelectric: Photoelectric:

PECalcite = 5.06 barns/electron
U=PECalcite x relectron= 13.70 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Calcite is Not Radioactive

 

Calcite Classification

Help on  Dana Class: Dana Class: 14.1.1.1 (14)Anhydrous Carbonates
  (14.1)with Simple Formula A+ CO3
  (14.1.1)Calcite Group (Trigonal: R3¯c)
 
14.1.1.1 Calcite CaCO3 R 3c 3 2/m
 
14.1.1.2 Magnesite MgCO3 R 3c 3 2/m
 
14.1.1.3 Siderite FeCO3 R 3c 3 2/m
 
14.1.1.4 Rhodochrosite MnCO3 R 3c 3 2/m
 
14.1.1.5 Sphaerocobaltite CoCO3 R 3c 3 2/m
 
14.1.1.6 Smithsonite ZnCO3 R 3c 3 2/m
 
14.1.1.7 Otavite CdCO3 R 3c 3 2/m
 
14.1.1.8 Gaspeite (Ni,Mg,Fe)CO3 R 3c 3 2/m
Help on  Strunz Class: Strunz Class: V/B.02-20 V - Nitrates, Carbonates and Borates
  V/B - Waterfree carbonates [CO3]2- without unfamiliar anions
  V/B.02 - Calcite group
 
V/B.02-10 Vaterite CaCO3 P 63/mmc 6/m 2/m 2/m
 
V/B.02-20 Calcite CaCO3 R 3c 3 2/m
 
V/B.02-30 Magnesite MgCO3 R 3c 3 2/m
 
V/B.02-40 Siderite FeCO3 R 3c 3 2/m
 
V/B.02-50 Rhodochrosite MnCO3 R 3c 3 2/m
 
V/B.02-60 Smithsonite ZnCO3 R 3c 3 2/m
 
V/B.02-70 Sphaerocobaltite CoCO3 R 3c 3 2/m
 
V/B.02-80 Gaspeite (Ni,Mg,Fe)CO3 R 3c 3 2/m
 
V/B.02-90 Otavite CdCO3 R 3c 3 2/m
 

Other Calcite Information

Help on References: References: NAME( Duda&Rejl90) 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 Calcite :
1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 -Am. Min. Crystal Structure Database 4 - Amethyst Galleries' Mineral Gallery 5 - Applied Mineralogy 6 -Athena 7 - CalTech Mineral Spectroscopy 8 - Crocoite.com Mineral Locations 9 - EUROmin Project 10 - Franklin Minerals(Dunn) 11 - Franklin Minerals(Palache) 12 - Glendale Community College 13 -Google Images 14 -Google Scholar 15 -Handbook of Mineralogy (UofA) 16 - HyperPhysics 17 -MinDAT 18 -MinMax(Deutsch) 19 -MinMax(English) 20 - Mineral and Gemstone Kingdom 21 -Mineral of the Month 22 -Mineralienatlas (Deutsch) 23 - Minerals in Thin Section-University of North Carolina 24 -Minerals in Thin Sections-Humboldt State 25 - Minerals of Wisconsin 26 -NSDL Reciprocal Net (JAVA) 27 - Philatelic Mineralogy 28 -QUT Mineral Atlas 29 - Scandinavian mineral gallery 30 - Thin Sections - Brock University 31 - Tradeshop.com - The Rainbow of Gems 32 - UCLA - Petrography Thin-Sections 33 -University of Colorado - Mineral Structure Data 34 - University of Manchester - Mineral Structure 35 -University of Minnesota 36 - WWW-MINCRYST 37 - YupRocks 38 -École des Mines de Paris

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Translate Calcite Mineral Data :

Ask about Calcite here :
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Print or Cut-and-Paste your Calcite Specimen Label here :

Calcite

CaCO3
Dana No: 14.1.1.1 Strunz No: V/B.02-20
Locality:

 

Notes:

 

 
   
 
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