Mineralogy Database

Nanlingite Mineral Data

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General Nanlingite Information

Help on Chemical  Formula: Chemical Formula: CaMg4(AsO3)2F4
Help on Composition: Composition: Molecular Weight = 459.13 gm
   Calcium     8.73 %  Ca   12.21 % CaO
   Magnesium  21.17 %  Mg   35.11 % MgO
   Arsenic    32.64 %  As   43.09 % As2O3
   Oxygen     20.91 %  O
   Fluorine   16.55 %  F    16.55 % F
                -   %   F    -6.97 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaMg4(AsO3)2F4
Help on Environment: Environment: In a contact zone between granite and dolomite.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Nanling area, southern China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Name Pronunciation: Name Pronunciation: Nanlingite + Pronunciation Say NANLINGITE

Nanlingite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.51562
Help on Cell Dimensions: Cell Dimensions: a = 10.24, c = 25.76, Z = 12; V = 2,339.25 Den(Calc)= 3.91
Help on Crystal System: Crystal System: Trigonal Space Group: R 3m, R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.78(1), 8.35(0.9), 1.73(0.8),

Physical Properties of Nanlingite

Help on Color: Color: Brown red, Dark brown.
Help on Density: Density: 3.927
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: pale yellow

Optical Properties of Nanlingite

Help on Optical Data: Optical Data: Uniaxial (-), e=1.78, w=1.82, bire=0.0400.

Calculated Properties of Nanlingite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.71 gm/cc
note: Specific Gravity of Nanlingite =3.91 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PENanlingite = 23.91 barns/electron
U=PENanlingite x rElectron Density= 88.76 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Nanlingite is Not Radioactive

Nanlingite Classification

Help on  Dana Class: Dana Class: (46)Basic or Halogen-Containing Antimonites, Arsenites and Phosphites
  (46.01)where (A B)m (XO3)p Zq
  (46.01.02)Dana Group Nanlingite CaMg4(AsO3)2F4 R 3m, R 3m Trig
Help on  Strunz Class: Strunz Class: 04.JB.25 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.J - Arsenites, Antimonites, Bismuthites, Sulfites,
  04.JB -Arsenites, antimonites, bismuthites; with additional anions, without H2O
04.JB.25 Nanlingite CaMg4(AsO3)2F4 R 3m, R 3m Trig

Other Nanlingite 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 Nanlingite :
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: 04.JB.25