General Lautenthalite Information![]() PbCu++4(OH)6(SO4)2•3(H2O) |
![]() Molecular Weight = 809.60 gm |
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Copper 31.40 % Cu 39.30 % CuO |
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Hydrogen 1.49 % H 13.35 % H2O |
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Lead 25.59 % Pb 27.57 % PbO |
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Sulfur 7.92 % S 19.78 % SO3 |
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Oxygen 33.60 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() PbCu4(OH)6(SO4)2•3(H2O) |
![]() Approved IMA 1993 |
![]() Lautenthal, Harz Mts, Germany. Link to MinDat.org Location Data. |
![]() Named after the locality. |
![]() Lautenthalite + Pronunciation |
![]() ![]() IMA1983-029 |
| | Search for Lautenthalite Images
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| | Lautenthalite Crystallography![]() a:b:c =3.5831:1:4.2119 |
![]() a = 21.642, b = 6.04, c = 25.44, Z = 8; beta = 108.2° V = 3,159.09 Den(Calc)= 3.40 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c |
![]() By Intensity(I/Io): 5.14(1), 3.4(0.8), 4.53(0.6), |
| Physical Properties of Lautenthalite![]() {???} Good |
![]() Blue green, Green, Greenish blue. |
![]() 3.84 |
![]() Transparent |
![]() 2.5 - Finger Nail |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Lautenthalite![]() CI meas= 0.011 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.116 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2053,KPDmeas= 0.1818,KC= 0.1839 Ncalc = 1.63 - 1.71 ![]() Biaxial (-), a=1.659, b=1.703, g=1.732, bire=0.0730, 2V(Calc)=76, 2V(Meas)=78-79. |
| Calculated Properties of Lautenthalite![]() Bulk Density (Electron Density)=3.59 gm/cc |
note: Specific Gravity of Lautenthalite =3.84 gm/cc. ![]() Fermion Index = 0.05 |
Boson Index = 0.95 ![]() PELautenthalite = 435.45 barns/electron |
U=PELautenthalite x rElectron Density=1,561.41 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Lautenthalite is Not Radioactive | Lautenthalite Classification![]() 31.06.01.02 (31)Hydrated Sulfates Containing Hydroxyl or Halogen |
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(31.06)where (A+ B++)5 (XO4)2 Zq·x(H2O) |
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(31.06.01)Dana Group |
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![]() 07.DE.70 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 Lautenthalite Information![]() PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) OPTIC PROP.(37th List of New Min.,Min. Mag.,19) |
![]() Links to other databases for Lautenthalite : |
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 - MinDAT 10 - Mineralienatlas (Deutsch) 11 - Online Mineral Museum 12 - QUT Mineral Atlas 13 - Ruff.Info Search for Lautenthalite using: Visit our Advertisers for Lautenthalite : A Bijoux Google Search for LautenthaliteAdam's Minerals Google Search for Lautenthalite Cape Minerals Google Search for Lautenthalite Dakota Matrix Minerals Google Search for Lautenthalite Excalibur Mineral Corp. Google Search for Lautenthalite Exceptional Minerals Google Search for Lautenthalite John Betts Fine Minerals Search for Lautenthalite McDougall Minerals Google Search for Lautenthalite Mineral News Website Link Rock and Mineral Shows Google Search for Lautenthalite Weinrich Minerals, Inc. Google Search for Lautenthalite Ask about Lautenthalite here : Print or Cut-and-Paste your Lautenthalite Specimen Label here :
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