Mineralogy Database

Reedmergnerite Mineral Data

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General Reedmergnerite Information

Help on Chemical  Formula: Chemical Formula: NaBSi3O8
Help on Composition: Composition: Molecular Weight = 246.05 gm
   Sodium    9.34 %  Na   12.59 % Na2O
   Silicon  34.24 %  Si   73.26 % SiO2
   Boron     4.39 %  B    14.15 % B2O3
   Oxygen   52.02 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaBSi3O8
Help on Environment: Environment: Authigenic mineral in black oil shale and brown dolomitic rock.
Help on IMA Status: IMA Status: Approved IMA 1960
Help on Locality: Locality: Joseph Smith No. ! Well, Duchesne County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Frank S. Reed (1894-?) and John L. Mergner (1894-?), Laboratory technicians, U. S. Geological Survey.
Help on Name Pronunciation: Name Pronunciation: Reedmergnerite + Pronunciation Say REEDMERGNERITE
Help on Synonym: Synonym: ICSD 66324
  PDF 18-1201

Reedmergnerite Image

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Comments: Peach colored crystalline reedmergnerite in quartz.
Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Reedmergnerite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.6337:1:0.5504
Help on Cell Dimensions: Cell Dimensions: a = 7.833, b = 12.36, c = 6.803, Z = 4; alpha = 93.31°, beta = 116.35°, gamma = 92.06° V = 588.84 Den(Calc)= 2.78
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: C1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.037(1), 3.076(0.9), 3.561(0.9),

Physical Properties of Reedmergnerite

Help on Cleavage: Cleavage: {001} Perfect
Help on Color: Color: Beige yellow, Colorless, Orange.
Help on Density: Density: 2.776
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 6-6.5 - Orthoclase-Pyrite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Reedmergnerite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.017 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.019 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2029,KPDmeas= 0.2032,KC= 0.2067
Ncalc = 1.57
Help on Optical Data: Optical Data: Biaxial (-), a=1.554, b=1.565, g=1.573, bire=0.0190, 2V(Calc)=80, 2V(Meas)=80.

Calculated Properties of Reedmergnerite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.75 gm/cc
note: Specific Gravity of Reedmergnerite =2.78 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEReedmergnerite = 1.51 barns/electron
U=PEReedmergnerite x rElectron Density= 4.17 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Reedmergnerite is Not Radioactive

Reedmergnerite Classification

Help on  Dana Class: Dana Class: (76)Tectosilicate Al-Si Framework
  (76.01)with Al-Si frameworks
  (76.01.04)Dana Group Reedmergnerite NaBSi3O8 C1 1
Help on  Strunz Class: Strunz Class: 09.FA.35 09 - SILICATES (Germanates)
  09.F - Tektosilicates without Zeolitic H2O
  09.FA -Tektosilicates without additional non-tetrahedral anions, (Al,B):Si = 1:1
09.FA.35 Albite NaAlSi3O8 C1 1
09.FA.35 Bytownite* (Ca,Na)(Si,Al)4O8 C1 1
09.FA.35 Anorthite CaAl2Si2O8 P1,I1 1
09.FA.35 Andesine* (Na,Ca)(Si,Al)4O8 C1 1
09.FA.35 Labradorite* (Ca,Na)(Si,Al)4O8 C1 1
09.FA.35 Oligoclase (Na,Ca)(Si,Al)4O8 C1 1
09.FA.35 Reedmergnerite NaBSi3O8 C1 1
09.FA.35 Plagioclase* (Na,Ca)(Si,Al)4O8 C1 1

Other Reedmergnerite 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 Reedmergnerite :
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: 09.FA.35





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