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Schoonerite Mineral Data

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General Schoonerite Information

Help on Chemical  Formula: Chemical Formula: Fe++2ZnMnFe+++(PO4)3(OH)2•9(H2O)
Help on Composition: Composition: Molecular Weight = 768.94 gm
   Manganese    7.14 %  Mn    9.23 % MnO
   Zinc         8.50 %  Zn   10.58 % ZnO
   Iron        21.79 %  Fe   18.69 % FeO / 10.38 % Fe2O3
   Phosphorus  12.08 %  P    27.69 % P2O5
   Hydrogen     2.62 %  H    23.43 % H2O
   Oxygen      47.86 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+2ZnMn2+Fe3+(PO4)3(OH)2•9(H2O)
Help on Environment: Environment: Found in an alteration assemblege.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: Palermon No. 1 mine, North Groton, New Hampshire, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Richard Schooner (1925-), mineral collector, Connecticut, USA.
Help on Name Pronunciation: Name Pronunciation: Schoonerite + Pronunciation Say SCHOONERITE
Help on Synonym: Synonym: ICSD 100035
  PDF 29-709

Schoonerite Image

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  Ernstite   Schoonerite

Comments: 1 mm honey brown, acicular, radial sprays of ernstite with light green fibrous schoonerite and apatite in siderite.
Location: White Cap mine, Pennington County., South Dakota. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

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Comments: Dark crystals of schoonerite on matrix.
Location: Hagendorf, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Schoonerite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.4352:1:0.2519
Help on Cell Dimensions: Cell Dimensions: a = 11.119, b = 25.546, c = 6.437, Z = 4; V = 1,828.40 Den(Calc)= 2.79
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pmab
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 12.77(1), 2.768(0.9), 8.35(0.7),

Physical Properties of Schoonerite

Help on Cleavage: Cleavage: {010} Perfect, {001} Good
Help on Color: Color: Bronze, Brown, Yellow brown, Light yellow brown.
Help on Density: Density: 2.87 - 2.92, Average = 2.89
Help on Habit: Habit: Rosette - Bundled tabular aggregates resembling rose flower petals.
Help on Hardness: Hardness: 4 - Fluorite
Help on Streak: Streak: light brown

Optical Properties of Schoonerite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.036 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2332,KPDmeas= 0.2248,KC= 0.2331
Ncalc = 1.65 - 1.68
Help on Optical Data: Optical Data: Biaxial (-), a=1.618, b=1.652, g=1.682, bire=0.0640, 2V(Calc)=84, 2V(Meas)=70-80.

Calculated Properties of Schoonerite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.77 gm/cc
note: Specific Gravity of Schoonerite =2.79 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0083394742
Boson Index = 0.9916605258
Help on Photoelectric: Photoelectric: PESchoonerite = 12.90 barns/electron
U=PESchoonerite x rElectron Density= 35.76 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Schoonerite is Not Radioactive

Schoonerite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.08)where (AB)7 (XO4)4 Zq � x(H2O)
  (42.08.03)Dana Group Schoonerite Fe2ZnMnFe(PO4)3(OH)2•9(H2O) Pmab 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.DB.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DB -With only medium-sized cations, (OH, etc.):RO4 < 1:1
08.DB.15 Schoonerite Fe2ZnMnFe(PO4)3(OH)2•9(H2O) Pmab 2/m 2/m 2/m

Other Schoonerite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Schoonerite :
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.DB.15





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