| Chantalite Mineral Data |
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- 78.1.2.1 Chantalite CaAl2SiO4(OH)4 I 41/a 4/m
- VIII/B.23-10 Vuagnatite CaAlSiO4(OH) P 212121 2 2 2
- VIII/B.23-15 Mozartite CaMnSiO4(OH) P 212121 2 2 2
- VIII/B.23-20 Chantalite CaAl2SiO4(OH)4 I 41/a 4/m
General Chantalite Information |
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 Chemical Formula: |
CaAl2SiO4(OH)4 | ||
| Composition: |
Molecular Weight = 254.15 gm | ||
| Calcium 15.77 % Ca 22.06 % CaO | |||
| Aluminum 21.23 % Al 40.12 % Al2O3 | |||
| Silicon 11.05 % Si 23.64 % SiO2 | |||
| Hydrogen 1.59 % H 14.18 % H2O | |||
| Oxygen 50.36 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
CaAl2(SiO4)(OH)4 | ||
| Environment: |
Found in rodingitic dikes of the ophiolite zone. | ||
| IMA Status: |
Approved IMA 1977 | ||
| Locality: |
Doganbaba, Burdur, Taurus Mts., SW Turkey. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for Chantal Sarp (1944-), Swiss wife of its discoverer, Halil Sarp. | ||
| Synonym: |
ICSD 100320 | ||
| PDF 29-1410 | |||
Search for Chantalite Images | |||
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Images:
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Chantalite Crystallography |
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| Axial Ratios: |
a:c = 1:4.70012 | ||
| Cell Dimensions: |
a = 4.952, c = 23.275, Z = 4; V = 570.76 Den(Calc)= 2.96 | ||
| Crystal System: |
Tetragonal - DipyramidalH-M Symbol (4/m) Space Group: I 41/a | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.598(1), 4.171(0.7), 3.349(0.6),1.453(0.6), 2.24(0.5), 4.83(0.4), 2.2(0.3), 5.81(0.2), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Chantalite |
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| Color: |
Colorless, White. | ||
| Density: |
2.8 - 2.9, Average = 2.84 | ||
| Diaphaniety: |
Transparent | ||
| Habit: |
Anhedral Grains - Granular minerals without the expression of crystal shapes | ||
| Luster: |
Vitreous (Glassy) | ||
| Streak: |
white | ||
Optical Properties of Chantalite |
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| Gladstone-Dale: |
CI meas= -0.002 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.035 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2188,KPDmeas= 0.2272,KC= 0.2268 |
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| Optical Data: |
Uniaxial (-), e=1.642, w=1.653, bire=0.0110. | ||
Calculated Properties of Chantalite |
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| Electron Density: |
relectron=2.87 gm/cc |
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| Fermion Index |
Fermion Index = 0.00561 Boson Index = 0.99439 |
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| Photoelectric: |
PEChantalite = 2.99 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Chantalite is Not Radioactive |
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Chantalite Classification |
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| Dana Class: |
78.1.2.1 (78)Unclassified silicates | ||
| (78.1)possible nesosilicates | |||
| (78.1.2)Dana Group | |||
| Strunz Class: |
VIII/B.23-20 VIII - Silicates | ||
| VIII/B - Nesosubsilicates, with anions unfamiliar to tetraheders, cationes with coordinationnumber between [8] and [12] | |||
| VIII/B.23 - Vuagnatite - Chantalite series | |||
Other Chantalite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Chantalite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (MinSocAm) 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Chantalite using: Visit our Advertisers for Chantalite : Translate Chantalite Mineral Data : Ask about Chantalite here : Print or Cut-and-Paste your Chantalite Specimen Label here :
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