Calcite Mineral Data

Calcite Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About



[Newest Minerals] [Minerals for Sale] [Educational Articles] [About Us] [Image Gallery]
John Betts - Fine Minerals
Classic minerals, out-of-print books & magazines, plus informative articles for collectors


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 Name Pronunciation: Name Pronunciation: Calcite Say CALCITE
Help on Synonym: Synonym: Glendonite - pseudomorph
  ICSD 73446
  Manganocalcite - variety
  Nicols
  PDF 5-586
  Parakutnohorite - intermediate composition between calcite and rhodochrosite
  Travertine
 

Calcite Image

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

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

Calcite   Beryl

Comments: Transparent emerald, the green variety of beryl on calcite (marble) matrix.
Location: Coscuez, Boyacá, Colombia. Scale: 2.5 x 2.5 cm.
© Fabre Minerals
Click Here for Larger Calcite Image in a New Browser Window Images:
Click Here for Larger Calcite Image

Calcite

Comments: White, divergent calcite scalenohedral crystals.
Location: Santa Eulalia, Chihuahua, S.A., Mexico. Scale: 8 cm.
© Dave Barthelmy
Click Here for Larger Calcite Image in a New Browser Window Images:
Click Here for Larger Calcite Image

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:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: ( 2 1 1) ( 0 1 1)

Warning: this large pop-up is very compute intensive and may not work well with some computers.
Click Here for Large Calcite Structure Window 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


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 Diaphaneity: Diaphaneity: 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 and phosphorescent, Short UV=yellow, blue, red green, Long UV=yellow, blue, red green.
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
Ncalc = 1.57
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: Bulk Density (Electron Density)=2.71 gm/cc
note: Specific Gravity of Calcite =2.71 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0020908312
Boson Index = 0.9979091688
Help on Photoelectric: Photoelectric: PECalcite = 5.06 barns/electron
U=PECalcite x rElectron Density= 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: 14.01.01.01 (14)Anhydrous Carbonates
  (14.01)with Simple Formula A+ CO3
  (14.01.01)Calcite Group (Trigonal: R-3c)
 
14.01.01.01 Calcite CaCO3 R 3c 3 2/m
 
14.01.01.02 Magnesite MgCO3 R 3c 3 2/m
 
14.01.01.03 Siderite FeCO3 R 3c 3 2/m
 
14.01.01.04 Rhodochrosite MnCO3 R 3c 3 2/m
 
14.01.01.05 Sphaerocobaltite CoCO3 R 3c 3 2/m
 
14.01.01.06 Smithsonite ZnCO3 R 3c 3 2/m
 
14.01.01.07 Otavite CdCO3 R 3c 3 2/m
 
14.01.01.08 Gaspeite (Ni,Mg,Fe)CO3 R 3c 3 2/m
Help on Strunz Class: Strunz Class: 05.AB.05 05 - CARBONATES (NITRATES)
  05.A - Carbonates without additional anions, without H2O
  05.AB -Alkali-earth (and other M2+) carbonates
 
05.AB.05 Calcite CaCO3 R 3c 3 2/m
 
05.AB.05 Gaspeite (Ni,Mg,Fe)CO3 R 3c 3 2/m
 
05.AB.05 Magnesite MgCO3 R 3c 3 2/m
 
05.AB.05 Rhodochrosite MnCO3 R 3c 3 2/m
 
05.AB.05 Otavite CdCO3 R 3c 3 2/m
 
05.AB.05 Sphaerocobaltite CoCO3 R 3c 3 2/m
 
05.AB.05 Siderite FeCO3 R 3c 3 2/m
 
05.AB.05 Smithsonite ZnCO3 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 - Athena
6 - CalTech Mineral Spectroscopy
7 - EUROmin Project
8 - Ecole des Mines de Paris
9 - Franklin Minerals(Dunn)
10 - Franklin Minerals(Palache)
11 - Glendale Community College
12 - Google Images
13 - Google Scholar
14 - Handbook of Mineralogy (MinSocAm)
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 - NSDL Reciprocal Net (JAVA)
26 - Philatelic Mineralogy
27 - QUT Mineral Atlas
28 - Ruff.Info
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 - WWW-MINCRYST
35 - YupRocks

Search for Calcite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Calcite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Calcite Mineral Data :

Ask about Calcite 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 Calcite Specimen Label here :

Calcite

CaCO3
Dana No: 14.01.01.01 Strunz No: 05.AB.05
Locality:

 

Notes: