Mineralogy Database

Chlorocalcite Mineral Data

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General Chlorocalcite Information

Help on Chemical  Formula: Chemical Formula: KCaCl3
Help on Composition: Composition: Molecular Weight = 185.53 gm
   Potassium  21.07 %  K    25.39 % K2O
   Calcium    21.60 %  Ca   30.22 % CaO
   Chlorine   57.33 %  Cl   57.33 % Cl
                -   %   Cl  -12.94 % -O=Cl2   
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KCaCl3
Help on Environment: Environment: Volcanic sublimate.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1872
Help on Locality: Locality: Mt. Vesuvius, Campania, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition, which was originally thought to be chloride of calcium alone.
 

Chlorocalcite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7246:1:0.6958
Help on Cell Dimensions: Cell Dimensions: a = 7.551, b = 10.42, c = 7.251, Z = 4; V = 570.52 Den(Calc)= 2.16
Help on Crystal System: Crystal System: Orthorhombic Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.61(1), 3.14(0.4), 2.11(0.3),3.12(0.3), 3.7(0.3), 5.23(0.3), 2.38(0.2), 3.06(0.2),
 

Physical Properties of Chlorocalcite

Help on Cleavage: Cleavage: {001} Perfect, {010} Good, {100} Good
Help on Color: Color: Colorless, White, Light violet.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Deliquescent - Crystals absorb water from the air and melt or otherwise deteriorate.
Help on Habit: Habit: Pseudo Cubic - Crystals show a cubic outline.
Help on Habit: Habit: Tastes Bitter - Bitter taste from water soluble Mg or Ca compounds.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Streak: Streak: white
 

Optical Properties of Chlorocalcite

Help on Optical Data: Optical Data: Biaxial (?), b=1.52
 

Calculated Properties of Chlorocalcite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.10 gm/cc
note: Specific Gravity of Chlorocalcite =2.16 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0003169067
Boson Index = 0.9996830933
Help on Photoelectric: Photoelectric: PEChlorocalcite = 8.61 barns/electron
U=PEChlorocalcite x relectron= 18.04 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 294.98 (Gamma Ray American Petroleum Institute Units)
Concentration of Chlorocalcite per GRapi unit = 0.34 (%)

Estimated Radioactivity from Chlorocalcite - barely detectable

 

Chlorocalcite Classification

Help on  Dana Class: Dana Class: 11.01.03.01 (11)Halide Complexes; Alumino-fluorides
  (11.01)where (A)m B (X)3
  (11.01.03)Dana Group
 
11.01.03.01 Chlorocalcite KCaCl3 Unk Ortho
Help on  Strunz Class: Strunz Class: 03.AA.40 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
 
03.AA.40 Chlorocalcite KCaCl3 Unk Ortho
 

Other Chlorocalcite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Larousse des Mineraux,1981) OPTIC PROP.(Larousse des Mineraux,1981)
Help on See Also: See Also: Links to other databases for Chlorocalcite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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

Chlorocalcite

KCaCl3
Dana No: 11.01.03.01 Strunz No: 03.AA.40
Locality:

 

Notes:

 

 
   
 


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