General Bukovskyite Information Chemical Formula: |
Fe+++2(AsO4)(SO4)(OH)•7(H2O) |
Composition: |
Molecular Weight = 489.79 gm |
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Iron 22.80 % Fe 29.34 % FeO |
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Arsenic 15.30 % As 23.46 % As2O5 |
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Hydrogen 3.09 % H 27.59 % H2O |
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Sulfur 6.55 % S 16.35 % SO3 |
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Oxygen 52.27 % O |
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______ ______ |
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100.00 % 96.73 % = TOTAL OXIDE |
Empirical Formula: |
Fe2+2(AsO4)(SO4)(OH)•7(H2O) |
Environment: |
An alteration product of arsenopyrite. |
IMA Status: |
Approved IMA 1967 |
Locality: |
Kank, near Kutna Hora, Czech Republic. Link to MinDat.org Location Data. |
Name Origin: |
Named after the Czech chemist, Antonin Bukovsky (1865-1950). |
Name Pronunciation: |
Bukovskyite + Pronunciation |
| | Bukovskyite Image
Images:
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Bukovskyite Crystallography Axial Ratios: |
a:b:c =0.7615:1:0.7304 |
Cell Dimensions: |
a = 10.722, b = 14.079, c = 10.284, Z = 4; alpha = 93.5°, beta = 115.96°, gamma = 90.27° V = 1,393.16 Den(Calc)= 2.34 |
Crystal System: |
TriclinicSpace Group: P1 or P1 |
X Ray Diffraction: |
By Intensity(I/Io): 9.2(1), 9.6(1), 3.9(0.7), |
| Physical Properties of Bukovskyite Cleavage: |
None |
Color: |
Light yellow, Orange, Greenish gray. |
Density: |
2.34 |
Fracture: |
Earthy - Dull, clay-like fractures with no visible crystalline affinities, (e.g. howlite). |
Habit: |
Acicular - Occurs as needle-like crystals. |
Habit: |
Fibrous - Crystals made up of fibers. |
Habit: |
Nodular - Tuberose forms having irregular protuberances over the surface. |
Hardness: |
5 - Apatite |
Luster: |
Vitreous - Dull |
Streak: |
yellowish white |
| Optical Properties of Bukovskyite Gladstone-Dale: |
CI meas= -0.192 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.192 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2574,KPDmeas= 0.2574,KC= 0.2159 Ncalc = 1.51 Optical Data: |
Biaxial (+), b=1.57-1.582, g=1.626-1.631, |
| Calculated Properties of Bukovskyite Electron Density: |
Bulk Density (Electron Density)=2.33 gm/cc |
note: Specific Gravity of Bukovskyite =2.34 gm/cc. Fermion Index: |
Fermion Index = 0.005581055 |
Boson Index = 0.994418945 Photoelectric: |
PEBukovskyite = 17.10 barns/electron |
U=PEBukovskyite x rElectron Density= 39.88 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Bukovskyite is Not Radioactive | Bukovskyite Classification Dana Class: |
43.05.01.02 (43)Compound Phosphates, etc. |
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(43.05)(Hydrated Compound Anions With Hydroxyl or Halogen) |
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(43.05.01)Sarmientite Group |
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Strunz Class: |
08.DB.40 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.D - Phosphates, etc |
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08.DB -With only medium-sized cations, (OH, etc.):RO4 < 1:1 |
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| Other Bukovskyite Information References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8) |
See Also: |
Links to other databases for Bukovskyite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Bukovskyite using: Visit our Advertisers for Bukovskyite : A Bijoux Google Search for BukovskyiteAdam's Minerals Google Search for Bukovskyite Cape Minerals Google Search for Bukovskyite Dakota Matrix Minerals Google Search for Bukovskyite Excalibur Mineral Corp. Google Search for Bukovskyite Exceptional Minerals Google Search for Bukovskyite John Betts Fine Minerals Search for Bukovskyite McDougall Minerals Google Search for Bukovskyite Mineral News Website Link Rock and Mineral Shows Google Search for Bukovskyite Weinrich Minerals, Inc. Google Search for Bukovskyite Ask about Bukovskyite here : Print or Cut-and-Paste your Bukovskyite Specimen Label here :
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