Nantokite Mineral Data + 
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- 9.1.7.1 Nantokite CuCl F43m 4 3m
- 9.1.7.2 Miersite (Ag,Cu)I F43m 4 3m
- 9.1.7.3 Marshite CuI F43m 4 3m
- III/A.01-10 Nantokite CuCl F43m 4 3m
- III/A.01-20 Marshite CuI F43m 4 3m
- III/A.01-30 Miersite (Ag,Cu)I F43m 4 3m
General Nantokite Information |
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 Chemical Formula: |
CuCl | ||
| Composition: |
Molecular Weight = 99.00 gm | ||
| Copper 64.19 % Cu 72.27 % Cu2O | |||
| Chlorine 35.81 % Cl 35.81 % Cl | |||
| - % Cl -8.08 % -O=Cl2 | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
CuCl | ||
| IMA Status: |
Valid Species (Pre-IMA) 1867 | ||
| Locality: |
Nantoko, Chile. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named after its location. | ||
| Synonym: |
ICSD 78270 | ||
| PDF 6-344 | |||
Search for Nantokite Images | |||
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Images:
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Nantokite Crystallography |
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| Cell Dimensions: |
a = 5.418, Z = 4; V = 159.04 Den(Calc)= 4.13 | ||
| Crystal System: |
Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: F43m | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.12(1), 1.915(0.55), 1.633(0.3), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Nantokite |
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| Cleavage: |
[001] Good, [010] Good, [100] Good | ||
| Color: |
Colorless, White, Grayish, Green. | ||
| Density: |
3.93 | ||
| Diaphaniety: |
Transparent to subtranslucent | ||
| Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | ||
| Habit: |
Massive - Granular - Common texture observed in granite and other igneous rock. | ||
| Hardness: |
2-2.5 - Gypsum-Finger Nail | ||
| Luster: |
Adamantine | ||
| Streak: |
white | ||
Optical Properties of Nantokite |
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| Gladstone-Dale: |
CI meas= 0.162 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.202 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2252,KPDmeas= 0.2366,KC= 0.2823 |
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| Optical Data: |
Isotropic, n=1.93. | ||
Calculated Properties of Nantokite |
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| Electron Density: |
relectron=3.65 gm/cc |
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| Fermion Index |
Fermion Index = 0 Boson Index = 1 |
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| Photoelectric: |
PENantokite = 31.47 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Nantokite is Not Radioactive |
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Nantokite Classification |
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| Dana Class: |
9.1.7.1 (9)Anhydrous and Hydrated Halides | ||
| (9.1)where A X | |||
| (9.1.7)Dana Group | |||
| Strunz Class: |
III/A.01-10 III - Halogenides | ||
| III/A - Simple halogenides, without water Metal : Halogen = 1 : 1 | |||
| III/A.01 - Nantokite - Miersite series | |||
Other Nantokite Information |
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| References: |
NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) | ||
| See Also: |
Links to other databases for Nantokite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 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 Nantokite using: Visit our Advertisers for Nantokite : Translate Nantokite Mineral Data : Ask about Nantokite here : Print or Cut-and-Paste your Nantokite Specimen Label here :
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