Idrialite Mineral Data

General Idrialite Information

Chemical Formula: C22H14 Composition: Molecular Weight = 278.35 gm    Hydrogen   5.07 %  H    Carbon    94.93 %  C             ______              100.00 %  Empirical Formula: C₂₂H₁₄ Environment: Mercury mine, mixed with cinnabar and clay. IMA Status: Valid Species (Pre-IMA) 1832 Locality: Idria, Slovenia. Link to MinDat.org Location Data. Name Origin: Named for the locality. Name Pronunciation: Idrialite + Pronunciation Synonym: Curtisite   Idrialine   Picene  

Idrialite Image

Images:

Idrialite Crystallography

Axial Ratios: a:b:c =1.257:1:4.3224 Cell Dimensions: a = 8.07, b = 6.42, c = 27.75, Z = 4; V = 1,437.71 Den(Calc)= 1.29 Crystal System: OrthorhombicSpace Group: Unk X Ray Diffraction: By Intensity(I/I_o): 4.94(1), 3.39(0.8), 4.04(0.6),  

Physical Properties of Idrialite

Cleavage: {???} Perfect Color: Greenish yellow, Light brown, Colorless. Density: 1.236 Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). Habit: Tabular - Form dimensions are thin in one direction. Hardness: 1.5 - Between Talc and Gypsum Luminescence: Fluorescent, Short UV=blue, orange, yellow, green white, Long UV=blue, orange, yellow white. Luster: Vitreous - Adamantine  

Calculated Properties of Idrialite

Electron Density: Bulk Density (Electron Density)=1.35 gm/cc
note: Specific Gravity of Idrialite =1.29 gm/cc.
Fermion Index: Fermion Index = 0.01
Boson Index = 0.99 Photoelectric: PE_Idrialite = 0.14 barns/electron
U=PE_Idrialite x rElectron Density= 0.19 barns/cc.
Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Idrialite is Not Radioactive  

Idrialite Classification

Dana Class: 50.03.08.01 (50)Salts of Organic Acids   (50.03)(Hydrocarbons)   (50.03.08)Dana Group  

50.03.08.01 Idrialite C22H14 Unk Ortho

Strunz Class: 10.BA.20 10 - ORGANIC COMPOUNDS   10.B - Hydrocarbons   10.BA -Hydrocarbons  

10.BA.20 Idrialite C22H14 Unk Ortho

 

Other Idrialite Information

References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) See Also: Links to other databases for Idrialite :
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
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Ask about Idrialite here :
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Original Rockhounds Discussion Group
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