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Argentojarosite Mineral Data |
General Argentojarosite Information |
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AgFe+++3(SO4)2(OH)6 | ||
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Molecular Weight = 569.58 gm | ||
Iron 29.41 % Fe 42.06 % Fe2O3 | |||
Silver 18.94 % Ag 20.34 % Ag2O | |||
Hydrogen 1.06 % H 9.49 % H2O | |||
Sulfur 11.26 % S 28.11 % SO3 | |||
Oxygen 39.33 % O | |||
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100.00 % 100.00 % = TOTAL OXIDE | |||
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AgFe3+3(SO4)2(OH)6 | ||
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Secondary mineral derived from the oxidation of sulfide and silver-bearing sulfide minerals. | ||
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Valid Species (Pre-IMA) 1923 | ||
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Tintic mine, East Tintic District, Utah County, Utah, USA. Link to MinDat.org Location Data. | ||
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Named for the silver content and relationship to jarosite. | ||
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Argentojarosite + Pronunciation ![]() |
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Argentojarosite Image | |||
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Argentojarosite Crystallography |
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a:c = 1:2.25578 | ||
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a = 7.35, c = 16.58, Z = 3; V = 775.69 Den(Calc)= 3.66 | ||
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Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m | ||
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By Intensity(I/Io): 3.06(1), 5.98(0.5), 3.68(0.3), | ||
Physical Properties of Argentojarosite |
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{???} Perfect | ||
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Brown, Yellow, Yellow brown. | ||
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3.66 | ||
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Transparent to Translucent | ||
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Micaceous - Platy texture with "flexible" plates. | ||
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3.5-4.5 - Between Copper Penny and Fluorite-Apatite | ||
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Non-fluorescent. | ||
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Vitreous (Glassy) | ||
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yellow | ||
Optical Properties of Argentojarosite |
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CI meas= 0.084 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.084 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2277,KPDmeas= 0.2277,KC= 0.2487 Ncalc = 1.91 |
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Uniaxial (-), e=1.785, w=1.882, bire=0.0970. | ||
Calculated Properties of Argentojarosite |
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Bulk Density (Electron Density)=3.53 gm/cc note: Specific Gravity of Argentojarosite =3.66 gm/cc. |
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Fermion Index = 0.0072707594 Boson Index = 0.9927292406 |
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PEArgentojarosite = 54.31 barns/electron U=PEArgentojarosite x rElectron Density= 191.93 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Argentojarosite is Not Radioactive |
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Argentojarosite Classification |
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30.02.05.05 (30)Anhydrous Sulfates Containing Hydroxyl or Halogen | ||
(30.02)where (A B)2 XO4 Zq | |||
(30.02.05)Alunite Group (Jarosite Subgroup) | |||
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07.BC.10 07 - SULFATES (SELENATES, TELLURATES) | ||
07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O | |||
07.BC -With medium-sized and large cations | |||
Other Argentojarosite Information |
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PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
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Links to other databases for Argentojarosite : 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 15 - WWW-MINCRYST Search for Argentojarosite using: Visit our Advertisers for Argentojarosite : Ask about Argentojarosite here : Print or Cut-and-Paste your Argentojarosite Specimen Label here :
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