| Chlorocalcite Mineral Data |
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- 11.1.3.1 Chlorocalcite KCaCl3 Unk Ortho
- III/A.09-10 Molysite FeCl3 R 3 3
- III/A.09-20 Chlorocalcite KCaCl3 Unk Ortho
General Chlorocalcite Information |
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 Chemical Formula: |
KCaCl3 | ||
| 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 | |||
| Empirical Formula: |
KCaCl3 | ||
| Environment: |
Volcanic sublimate. | ||
| IMA Status: |
Valid Species (Pre-IMA) 1872 | ||
| Locality: |
Mt. Vesuvius, Campania, Italy. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for the composition, which was originally thought to be chloride of calcium alone. | ||
Search for Chlorocalcite Images | |||
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Images:
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Chlorocalcite Crystallography |
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| Axial Ratios: |
a:b:c =0.7246:1:0.6958 | ||
| Cell Dimensions: |
a = 7.551, b = 10.42, c = 7.251, Z = 4; V = 570.52 Den(Calc)= 2.16 | ||
| Crystal System: |
OrthorhombicSpace Group: Unk | ||
| 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 |
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| Cleavage: |
[001] Perfect, [010] Good, [100] Good | ||
| Color: |
Colorless, White, Light violet. | ||
| Diaphaniety: |
Transparent | ||
| Habit: |
Deliquescent - Crystals absorb water from the air and melt or otherwise deteriorate. | ||
| Habit: |
Pseudo Cubic - Crystals show a cubic outline. | ||
| Habit: |
Tastes Bitter - Bitter taste from water soluble Mg or Ca compounds. | ||
| Hardness: |
2.5-3 - Finger Nail-Calcite | ||
| Streak: |
white | ||
Optical Properties of Chlorocalcite |
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| Gladstone-Dale: |
CI calc= 0.182 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2407,KC= 0.2944 |
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| Optical Data: |
Biaxial (?), b=1.52 | ||
Calculated Properties of Chlorocalcite |
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| Electron Density: |
relectron=2.10 gm/cc |
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| Fermion Index |
Fermion Index = 0.00031 Boson Index = 0.99969 |
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| Photoelectric: |
PEChlorocalcite = 8.61 barns/electron |
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| Radioactivity: |
GRapi = 294.98 (Gamma Ray American Petroleum Institute Units) Estimated Radioactivity from Chlorocalcite |
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Chlorocalcite Classification |
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| Dana Class: |
11.1.3.1 (11)Halide Complexes; Alumino-fluorides | ||
| (11.1)where (A)m B (X)3 | |||
| (11.1.3)Dana Group | |||
| Strunz Class: |
III/A.09-20 III - Halogenides | ||
| III/A - Simple Halogenides, without water Metal : Halogen = 1 : 2, 1 : 3 | |||
| III/A.09 - Fluorite series and related compounds | |||
Other Chlorocalcite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Larousse des Mineraux,1981) OPTIC PROP.(Larousse des Mineraux,1981) | ||
| See Also: |
Links to other databases for Chlorocalcite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Chlorocalcite using: Visit our Advertisers for Chlorocalcite : AA Mineral SpecimensB & L Fine Minerals Dan Weinrich Fine Minerals Dan Weinrich Auctions e-Rocks Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Greenside Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club MineralsWeb Fine Minerals T G Fine Minerals Wrights Rock Shop Translate Chlorocalcite Mineral Data : Ask about Chlorocalcite here : Print or Cut-and-Paste your Chlorocalcite Specimen Label here :
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