[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts] See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM] Mineral News was founded some twenty years ago and has developed a following of avid mineral collectors seeking timely information about new finds and other items of interest to the collector community. Articles are solicited from collector and scientific authors. General Lillianite InformationPb3Bi2S6 |
Molecular Weight = 1,231.96 gm |
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Bismuth 33.93 % Bi |
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Lead 50.46 % Pb |
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Sulfur 15.62 % S |
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100.00 % |
Pb3Bi2S6 |
In hydrothermal veins of probable high temperature origin. |
Valid Species (Pre-IMA) 1889 |
Leadville, Colorado, USA. Link to MinDat.org Location Data. |
Named after the Lillian Mining Co. in Colorado. |
Lillianite + Pronunciation |
ICSD 2737 |
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PDF 29-763 |
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Lillianite Crystallographya:b:c =0.6561:1:0.1995 |
a = 13.522, b = 20.608, c = 4.112, Z = 4; V = 1,145.86 Den(Calc)= 7.14 |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Bbmm |
By Intensity(I/Io): 3.51(1), 2.14(0.9), 2.92(0.9), |
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Mouse
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| Physical Properties of Lillianite{100} Good, {010} Poor |
Steel gray. |
7 |
Opaque |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
Crystalline - Fine - Occurs as well-formed fine sized crystals. |
Massive - Uniformly indistinguishable crystals forming large masses. |
2-3 - Gypsum-Calcite |
Non-fluorescent. |
Metallic |
Nonmagnetic |
black |
| Optical Properties of LillianiteNCalc= 1.41 - from Gladstone-Dale relationship (KC = 0.0579) where Ncalc=Dcalc*KC+1 |
NCalc= 1.41 - from Gladstone-Dale relationship (KC = 0.0579) where Ncalc=Dmeas*KC+1 Distinct. |
White. |
Very weak. |
| Calculated Properties of LillianiteBulk Density (Electron Density)=5.89 gm/cc |
note: Specific Gravity of Lillianite =7.14 gm/cc. Fermion Index = 0.11 |
Boson Index = 0.89 PELillianite =1,602.20 barns/electron |
U=PELillianite x rElectron Density=9,434.35 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Lillianite is Not Radioactive | Lillianite Classification03.04.15.01 (03)Sulfides - Sulfosalts |
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(03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.04.15)Lillianite Group (Orthorhombic, AmBnS6 where A=Pb, Ag, Mn and B=Sb, Bi) |
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02.JB.40a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.J - Sulfosalts of PbS Archetype |
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02.JB -Galena derivatives, with Pb |
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| Other Lillianite InformationNAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
Links to other databases for Lillianite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Google Images 5 - Google Scholar 6 - Handbook of Mineralogy (MinSocAm) 7 - Handbook of Mineralogy (UofA) 8 - MinDAT 9 - MinMax(Deutsch) 10 - MinMax(English) 11 - Mineralienatlas (Deutsch) 12 - QUT Mineral Atlas 13 - Ruff.Info 14 - WWW-MINCRYST Search for Lillianite using: Visit our Advertisers for Lillianite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Lillianite Mineral Data : Ask about Lillianite here : Print or Cut-and-Paste your Lillianite Specimen Label here :
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