| Barium-alumopharmacosiderite Mineral Data |
General Barium-alumopharmacosiderite Information |
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| BaAl4(AsO4)3(OH)5·5(H2O) | |||
| Molecular Weight = 837.12 gm | |||
| Barium 16.40 % Ba 18.32 % BaO | |||
| Aluminum 12.89 % Al 24.36 % Al2O3 | |||
| Arsenic 26.85 % As 41.18 % As2O5 | |||
| Hydrogen 1.81 % H 16.14 % H2O | |||
| Oxygen 42.05 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| BaAl4(AsO4)3(OH)5·5(H2O) | |||
| Discredited IMA 1971 | |||
| Link to MinDat.org Location Data. | |||
| Named in 1966 as the aluminum end member with barium pharmcosiderite. | |||
Search for Barium-alumopharmacosiderite Images | |||
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Barium-alumopharmacosiderite Crystallography |
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| a = 7.7134, Z = 1; V = 458.92 Den(Calc)= 3.03 | |||
| Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: P 43m ? | |||
| By Intensity(I/Io): 7.8(1), 2.73(0.8), 3.16(0.7),3.87(0.7), 4.46(0.6), 2.32(0.5), 2.33(0.4), 2.44(0.4), | |||
Physical Properties of Barium-alumopharmacosiderite |
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| Yellow. | |||
| Transparent to Translucent | |||
| 2-3 - Gypsum-Calcite | |||
| Vitreous (Glassy) | |||
Optical Properties of Barium-alumopharmacosiderite |
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| Uniaxial (?). | |||
| NCalc= 1.59 - from Gladstone-Dale relationship (KC = 0.1955) where Ncalc=Dcalc*KC+1 |
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Calculated Properties of Barium-alumopharmacosiderite |
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relectron=2.88 gm/cc |
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| Fermion Index = 0.02944 Boson Index = 0.97056 |
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PEBarium-alumopharmacosiderite = 87.88 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Barium-alumopharmacosiderite is Not Radioactive |
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Barium-alumopharmacosiderite Classification |
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| 42.8.1.4 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen | |||
| (42.8)where (AB)7 (XO4)4 Zq · x(H2O) | |||
| (42.8.1)Dana Group | |||
| VII/D.47-40 VII - Phosphates, Arsenates and Vanadates | |||
| VII/D - Water-bearing phosphates with unfamiliar anions, cations of very big and medium size: Al, Mg and Ca, Na, K | |||
| VII/D.47 - Pharmacosiderite series | |||
Other Barium-alumopharmacosiderite Information |
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| NAME( Dana8) PHYS. PROP.(Bull.Miner.,Vol.107-111,1984-1988) | |||
| Links to other databases for Barium-alumopharmacosiderite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Barium-alumopharmacosiderite using: Visit our Advertisers for Barium-alumopharmacosiderite : Translate Barium-alumopharmacosiderite Mineral Data : Ask about Barium-alumopharmacosiderite here : Print or Cut-and-Paste your Barium-alumopharmacosiderite Specimen Label here :
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