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Morinite Mineral Data

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General Morinite Information

Help on Chemical  Formula: Chemical Formula: NaCa2Al2(PO4)2(F,OH)5•2(H2O)
Help on Composition: Composition: Molecular Weight = 475.59 gm
   Sodium       4.83 %  Na    6.52 % Na2O
   Calcium     16.85 %  Ca   23.58 % CaO
   Aluminum    11.35 %  Al   21.44 % Al2O3
   Phosphorus  13.03 %  P    29.85 % P2O5
   Hydrogen     1.11 %  H     9.94 % H2O
   Oxygen      37.85 %  O
   Fluorine    14.98 %  F    14.98 % F
                 -   %   F    -6.31 % -O=F2    
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaCa2Al2(PO4)2F3.75(OH)1.25•2(H2O)
Help on Environment: Environment: Late-stage mineral in complex granite pegmatites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1891
Help on Locality: Locality: Montebras, Creuse, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for E.A. Morineau, Director of the tin mine, Montebras, France, who supplied the first specimens.
Help on Name Pronunciation: Name Pronunciation: Morinite Say MORINITE
Help on Synonym: Synonym: ICSD 300001
  PDF 33-1219

Morinite Image

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Comments: Pale violet crystalline morinite in white crystalline fluorapatite.
Location: Hugo Mine, Keystone, Pennington County, South Dakota, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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Comments: Sky blue spheroidal to globular cyrstals of cuprian morinite to 1mm with other phosphates.
Location: Silver Coin Mine, Humboldt Co., Nevada, USA. Scale: Overall: 6 x 5 x 2.5 cm.
© Tom Loomis / Dakota Matrix

Morinite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8842:1:0.5091
Help on Cell Dimensions: Cell Dimensions: a = 9.454, b = 10.692, c = 5.444, Z = 2; beta = 105.46° V = 530.38 Den(Calc)= 2.98
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.468(1), 2.948(0.86), 2.887(0.76),
Help on Forms: Forms:

Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize

S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu

Help on Above

Forms: ( 0 1 2) ( 1 0 2) ( 0 1 0) ( 0 1 1) ( 1 0 4) ( 1 1 0) ( 1 0 0) ( 0 0 1)

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Physical Properties of Morinite

Help on Cleavage: Cleavage: {100} Perfect, {001} Indistinct
Help on Color: Color: Colorless, White, Light pink, Pink.
Help on Density: Density: 2.962
Help on Diaphaneity: Diaphaneity: Translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 4-4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: white

Optical Properties of Morinite

Help on Optical Data: Optical Data: Biaxial (-), a=1.551, b=1.563, g=1.565, bire=0.0140, 2V(Calc)=44, 2V(Meas)=43.

Calculated Properties of Morinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.96 gm/cc
note: Specific Gravity of Morinite =2.98 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0004108645
Boson Index = 0.9995891355
Help on Photoelectric: Photoelectric: PEMorinite = 3.20 barns/electron
U=PEMorinite x rElectron Density= 9.48 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Morinite is Not Radioactive

Morinite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.04)where (AB)5 (XO4)2 Zq � x(H2O)
  (42.04.02)Morinite Group Morinite NaCa2Al2(PO4)2(F,OH)5•2(H2O) P 21/m 2/m Esperanzaite! NaCa2Al2(AsO4)2F4(OH)•2(H2O) P 21/m 2/m
Help on  Strunz Class: Strunz Class: 08.DM.05 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DM -With large and medium-sized cations, (OH, etc.):RO4 > 2:1
08.DM.05 Morinite NaCa2Al2(PO4)2(F,OH)5•2(H2O) P 21/m 2/m
08.DM.05 Esperanzaite! NaCa2Al2(AsO4)2F4(OH)•2(H2O) P 21/m 2/m

Other Morinite Information

Help on References: References: NAME( AntBidBlaNic4) 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 Morinite :
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
15 - Scandinavian mineral gallery

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Dana No: Strunz No: 08.DM.05





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