Mineralogy Database

Satterlyite Mineral Data

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General Satterlyite Information

Help on Chemical  Formula: Chemical Formula: (Fe++,Mg)2(PO4)(OH)
Help on Composition: Composition: Molecular Weight = 207.90 gm
   Magnesium    5.85 %  Mg    9.69 % MgO
   Iron        40.29 %  Fe   51.84 % FeO
   Phosphorus  14.90 %  P    34.14 % P2O5
   Hydrogen     0.48 %  H     4.33 % H2O
   Oxygen      38.48 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+1.5Mg0.5(PO4)(OH)
Help on Environment: Environment: Found in phosphatic shales. Dimorph of wolfeite.
Help on IMA Status: IMA Status: Approved IMA 1978
Help on Locality: Locality: Big Fish River, NE YT, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Jack Satterly (1906-), geologist at Ontario Department of Mines, Canada.
Help on Name Pronunciation: Name Pronunciation: Satterlyite + Pronunciation Say SATTERLYITE
Help on Synonym: Synonym: IMA1976-056

Satterlyite Image

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Comments: Cleaved nodule of brown crystalline satterlyite aggregate.
Location: Big Fish River, Yukon, Canada. Scale: 3 x 1.5 cm.
© Dave Barthelmy

Satterlyite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.4438
Help on Cell Dimensions: Cell Dimensions: a = 11.355, c = 5.0394, Z = 6; V = 562.71 Den(Calc)= 3.68
Help on Crystal System: Crystal System: Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: P 31m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.473(1), 2.84(0.8), 3.52(0.7),

Physical Properties of Satterlyite

Help on Cleavage: Cleavage: None
Help on Color: Color: Light brown, Light yellow.
Help on Density: Density: 3.68
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Nodular - Tuberose forms having irregular protuberances over the surface.
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 4.5-5 - Near Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light yellow

Optical Properties of Satterlyite

Help on Dichroism (e): Dichroism (e): brownish yellow.
Help on Dichroism (w): Dichroism (w): pale yellow.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.008 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.008 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1957,KPDmeas= 0.1957,KC= 0.194
Ncalc = 1.71
Help on Optical Data: Optical Data: Uniaxial (-), e=1.719, w=1.721, bire=0.0020.

Calculated Properties of Satterlyite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.58 gm/cc
note: Specific Gravity of Satterlyite =3.68 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PESatterlyite = 12.91 barns/electron
U=PESatterlyite x rElectron Density= 46.16 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Satterlyite is Not Radioactive

Satterlyite Classification

Help on  Dana Class: Dana Class: (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.06)where (A)2 (XO4) Zq
  (41.06.04)Satterlyite Group Satterlyite (Fe,Mg)2(PO4)(OH) P 31m 3m Holtedahlite Mg12(PO3OH,CO3)(PO4)5(OH,O)6 P 31m 3m
Help on  Strunz Class: Strunz Class: 08.BB.20 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BB -With only medium-sized cations, (OH, etc.):RO4 � 1:1
08.BB.20 Holtedahlite Mg12(PO3OH,CO3)(PO4)5(OH,O)6 P 31m 3m
08.BB.20 Satterlyite (Fe,Mg)2(PO4)(OH) P 31m 3m

Other Satterlyite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin v 87, p 1735) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Satterlyite :
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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Dana No: Strunz No: 08.BB.20





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