General Carbonatecyanotrichite Information Chemical Formula: |
Cu++4Al2(CO3,SO4)(OH)12•2(H2O) |
Composition: |
Molecular Weight = 620.53 gm |
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Aluminum 8.70 % Al 16.43 % Al2O3 |
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Copper 40.96 % Cu 51.28 % CuO |
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Hydrogen 2.60 % H 23.23 % H2O |
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Carbon 1.28 % C 4.68 % CO2 |
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Sulfur 1.76 % S 4.39 % SO3 |
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Oxygen 44.71 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Cu4Al2(CO3)0.66(SO4)0.34(OH)12•2(H2O) |
Environment: |
Oxidation weathering product of sulfides. |
IMA Status: |
Approved IMA 1963 |
Locality: |
Balasauskankyk, in NW Kara-Tau area, Kazakhstan. Link to MinDat.org Location Data. |
Name Origin: |
Named after the composition and structural similarity to cyanotrichite, Greek for "blue hair". |
Name Pronunciation: |
Carbonatecyanotrichite + Pronunciation |
Synonym: |
Carbonate-cyanotrichite - Renamed Carbonatecyanotrichite by Mineralogical Record, v39 (2008), p131 |
| | Carbonatecyanotrichite Image
Images:
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Carbonatecyanotrichite Crystallography Crystal System: |
OrthorhombicSpace Group: Unk |
X Ray Diffraction: |
By Intensity(I/Io): 4.21(1), 10.1(1), 2.01(0.6),3.33(0.6), 5.03(0.6), 2.51(0.5), 2.77(0.5), 5.63(0.5), |
| Physical Properties of Carbonatecyanotrichite Color: |
Blue, Greenish blue, Azure blue. |
Density: |
2.65 - 2.67, Average = 2.66 |
Diaphaneity: |
Transparent to Translucent |
Habit: |
Acicular - Occurs as needle-like crystals. |
Habit: |
Aggregates - Made of numerous individual crystals or clusters. |
Hardness: |
2 - Gypsum |
Luster: |
Silky |
| Optical Properties of Carbonatecyanotrichite Gladstone-Dale: |
CI meas= -0.106 (Poor) - where the CI = (1-KPDmeas/KC) |
KPDmeas= 0.241,KC= 0.2178 Ncalc = 1.58 Optical Data: |
Biaxial (+), a=1.616, b=1.63, g=1.677, bire=0.0610, 2V(Calc)=60, 2V(Meas)=55-60. Dispersion strong, r > v. |
Pleochroism (x): |
colorless. |
Pleochroism (z): |
bright blue. |
| Calculated Properties of Carbonatecyanotrichite Electron Density: |
Bulk Density (Electron Density)=2.62 gm/cc |
note: Specific Gravity of Carbonatecyanotrichite =2.66 gm/cc. Fermion Index: |
Fermion Index = 0.0004907929 |
Boson Index = 0.9995092071 Photoelectric: |
PECarbonatecyanotrichite = 17.94 barns/electron |
U=PECarbonatecyanotrichite x rElectron Density= 47.09 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Carbonatecyanotrichite is Not Radioactive | Carbonatecyanotrichite Classification Dana Class: |
16b.07.07.01 (16b)Carbonates - Hydroxyl or Halogen |
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(16b.07)Dana Type |
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(16b.07.07)Dana Group |
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Strunz Class: |
07.DE.10 07 - SULFATES (SELENATES, TELLURATES) |
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07.D - Sulfates (selenates, etc.) with additional anions, with H2O |
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07.DE -With only medium-sized cations; unclassified |
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| Other Carbonatecyanotrichite Information References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8) |
See Also: |
Links to other databases for Carbonatecyanotrichite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Ecole des Mines de Paris 4 - GeoScienceWorld 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - MinDAT 10 - Mineralienatlas (Deutsch) 11 - Online Mineral Museum 12 - QUT Mineral Atlas 13 - Ruff.Info Search for Carbonatecyanotrichite using: Visit our Advertisers for Carbonatecyanotrichite : A Bijoux Google Search for CarbonatecyanotrichiteAdam's Minerals Google Search for Carbonatecyanotrichite Cape Minerals Google Search for Carbonatecyanotrichite Dakota Matrix Minerals Google Search for Carbonatecyanotrichite Excalibur Mineral Corp. Google Search for Carbonatecyanotrichite Exceptional Minerals Google Search for Carbonatecyanotrichite John Betts Fine Minerals Search for Carbonatecyanotrichite McDougall Minerals Google Search for Carbonatecyanotrichite Mineral News Website Link Rock and Mineral Shows Google Search for Carbonatecyanotrichite Weinrich Minerals, Inc. Google Search for Carbonatecyanotrichite Ask about Carbonatecyanotrichite here : Print or Cut-and-Paste your Carbonatecyanotrichite Specimen Label here :
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