General Zincalstibite Information Chemical Formula: |
Zn2AlSb(OH)12 |
Composition: |
Molecular Weight = 483.60 gm |
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Aluminum 5.58 % Al 10.54 % Al2O3 |
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Zinc 27.04 % Zn 33.66 % ZnO |
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Antimony 25.18 % Sb 33.45 % Sb2O5 |
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Hydrogen 2.50 % H 22.35 % H2O |
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Oxygen 39.70 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Zn2AlSb(OH)12 |
Environment: |
Found within the cavities of marble that was part of an epizonal metamorphic complex originating from a tertiary Tuscan sedimentary sequence. Zn analogue of cualstibite. |
IMA Status: |
Approved IMA 2006 (Dana # Added) |
Locality: |
Apuan Alps, Tuscany, Italy. Link to MinDat.org Location Data. |
Name Origin: |
Named for the composition (ZINk, Aluminium, Stibium). |
Synonym: |
IMA1998-033 |
| | Zincalstibite Image
Images:
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Zincalstibite Crystallography Axial Ratios: |
a:c = 1:1.83912 |
Cell Dimensions: |
a = 5.321, c = 9.786, Z = 2; V = 239.95 Den(Calc)= 6.69 |
Crystal System: |
Trigonal - RhombohedralH-M Symbol ( 3) Space Group: P 3 |
X Ray Diffraction: |
By Intensity(I/Io): 1.887(1), 4.897(1), 2.342(0.88),4.18(0.57), 4.615(0.35), 2.667(0.31), 3.366(0.18), |
Crystal Structure:
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Mouse
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| Physical Properties of Zincalstibite Cleavage: |
{001} Distinct |
Color: |
Colorless. |
Diaphaneity: |
Transparent |
Habit: |
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
Luster: |
Vitreous (Glassy) |
Streak: |
white |
| Optical Properties of Zincalstibite Optical Data: |
Uniaxial (?). |
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NCalc= 2.35 - from Gladstone-Dale relationship (KC = 0.2022) where Ncalc=Dcalc*KC+1 |
| Calculated Properties of Zincalstibite Electron Density: |
Bulk Density (Electron Density)=6.42 gm/cc |
note: Specific Gravity of Zincalstibite =6.69 gm/cc. Fermion Index: |
Fermion Index = 0.01 |
Boson Index = 0.99 Photoelectric: |
PEZincalstibite = 90.90 barns/electron |
U=PEZincalstibite x rElectron Density= 583.49 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Zincalstibite is Not Radioactive | Zincalstibite Classification Dana Class: |
44.03.10.02 (44)Antimonates |
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(44.03)with miscellaneous formulae |
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(44.03.10)Cualstibite Group |
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Strunz Class: |
04.FB.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.F - Hydroxides (without V or U) |
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04.FB -Hydroxides with OH, without H2O; insular octahedra |
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| Other Zincalstibite Information References: |
NAME( AmMin, 92:198) PHYS. PROP.(AmMin, 92:198) OPTIC PROP.(AmMin, 92:198) |
See Also: |
Links to other databases for Zincalstibite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Zincalstibite using: Visit our Advertisers for Zincalstibite : A Bijoux Google Search for ZincalstibiteAdam's Minerals Google Search for Zincalstibite Cape Minerals Google Search for Zincalstibite Dakota Matrix Minerals Google Search for Zincalstibite Excalibur Mineral Corp. Google Search for Zincalstibite Exceptional Minerals Google Search for Zincalstibite John Betts Fine Minerals Search for Zincalstibite McDougall Minerals Google Search for Zincalstibite Mineral News Website Link Rock and Mineral Shows Google Search for Zincalstibite Weinrich Minerals, Inc. Google Search for Zincalstibite Ask about Zincalstibite here : Print or Cut-and-Paste your Zincalstibite Specimen Label here :
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