Mineralogy Database

Lausenite Mineral Data

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General Lausenite Information

Help on Chemical  Formula: Chemical Formula: Fe+++2(SO4)3•6(H2O)
Help on Composition: Composition: Molecular Weight = 507.98 gm
   Iron      21.99 %  Fe   31.44 % Fe2O3
   Hydrogen   2.38 %  H    21.28 % H2O
   Sulfur    18.94 %  S    47.28 % SO3
   Oxygen    56.69 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+2(SO4)3•6(H2O)
Help on Environment: Environment: Formed as the result of a mine fire.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1928
Help on Locality: Locality: United Verde mine, Jerome, Arizona, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Carl Lausen, U. S. Mining engineer, who first described the species.
Help on Name Pronunciation: Name Pronunciation: Lausenite + Pronunciation Say LAUSENITE
 

Lausenite Image

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  Lausenite

Comments: Pale tan crystalline powdery aggregate of lausenite.
Location: United Verde Mine, Jerome, Yavapai County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Lausenite Crystallography

Help on Crystal System: Crystal System: Monoclinic Space Group: Unk.
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.38(1), 3.52(1), 2.07(0.6),2.85(0.5), 3.03(0.5), 2.28(0.4), 2.52(0.4), 5.55(0.4),
 

Physical Properties of Lausenite

Help on Color: Color: White.
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Silky
Help on Streak: Streak: white
 

Optical Properties of Lausenite

Help on Optical Data: Optical Data: Biaxial (-), a=1.598, b=1.628, g=1.654, bire=0.0560
 

Calculated Properties of Lausenite

Help on Fermion Index: Fermion Index: Fermion Index = 0.0063574733
Boson Index = 0.9936425267
Help on Photoelectric: Photoelectric: PELausenite = 7.57 barns/electron
U=PELausenite x rElectron Density= . barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lausenite is Not Radioactive
 

Lausenite Classification

Help on  Dana Class: Dana Class: 29.08.01.01 (29)Hydrated Acid and Sulfates
  (29.08)where (A)2 (XO4)3 � x(H2O)
  (29.08.01)Dana Group
 
29.08.01.01 Lausenite Fe2(SO4)3•6(H2O) Unk. Mono
Help on  Strunz Class: Strunz Class: 07.CB.70 07 - SULFATES (SELENATES, TELLURATES)
  07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O
  07.CB -With only medium-sized cations
 
07.CB.70 Lausenite Fe2(SO4)3•6(H2O) Unk. Mono
 

Other Lausenite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Lausenite :
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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Print or Cut-and-Paste your Lausenite Specimen Label here :

Lausenite

Fe+++2(SO4)3•6(H2O)
Dana No: 29.08.01.01 Strunz No: 07.CB.70
Locality:

 

Notes: