Mineralogy Database

Yeatmanite Mineral Data

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General Yeatmanite Information

Help on Chemical  Formula: Chemical Formula: Mn++9Zn6Sb+++++2Si4O28
Help on Composition: Composition: Molecular Weight = 1,690.61 gm
   Manganese  29.25 %  Mn   37.76 % MnO
   Zinc       23.21 %  Zn   28.89 % ZnO
   Silicon     6.65 %  Si   14.22 % SiO2
   Antimony   14.40 %  Sb   19.13 % Sb2O5
   Oxygen     26.50 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+9Zn6Sb2Si4O28
Help on Environment: Environment: Metamorphosed, weathered Zn-Mn deposit.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1938
Help on Locality: Locality: Franklin and Sterling Hill, Sussex County, New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Pope Yeatman (1861-1953), U. S. Mining engineer.
Help on Name Pronunciation: Name Pronunciation: Yeatmanite + Pronunciation Say YEATMANITE
Help on Synonym: Synonym: ICSD 40367
  PDF 35-457

Yeatmanite Image

Click Here for Larger   Image in a New Browser Window Images:
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Comments: BSE image of willemite (Wil), unaltered yeatmanite (Yeat) and alteration phase (Alt).
Location: Garpenberg Norra mine in Dalarna County, Sweden. (CanMin, v41:201). Scale: See Image.
© Canadian Mineralogist

Yeatmanite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.483:1:0.7807
Help on Cell Dimensions: Cell Dimensions: a = 5.604, b = 11.602, c = 9.058, Z = 1; alpha = 92.167°, beta = 100.9°, gamma = 77.3° V = 563.75 Den(Calc)= 4.98
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.969(1), 2.587(0.6), 2.782(0.6),

Physical Properties of Yeatmanite

Help on Cleavage: Cleavage: {100} Good
Help on Color: Color: Clove brown.
Help on Density: Density: 4.91 - 5.02, Average = 4.96
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: pale brown

Optical Properties of Yeatmanite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.003 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1783,KPDmeas= 0.1789,KC= 0.1789
Ncalc = 1.88 - 1.9
Help on Optical Data: Optical Data: Biaxial (-), a=1.864, b=1.895, g=1.905, bire=0.0410, 2V(Calc)=58, 2V(Meas)=52. Dispersion r > v.

Calculated Properties of Yeatmanite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.62 gm/cc
note: Specific Gravity of Yeatmanite =4.97 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEYeatmanite = 65.43 barns/electron
U=PEYeatmanite x rElectron Density= 302.45 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Yeatmanite is Not Radioactive

Yeatmanite Classification

Help on  Dana Class: Dana Class: (44)Antimonates
  (44.03)with miscellaneous formulae
  (44.03.06)Dana Group Yeatmanite Mn9Zn6Sb2Si4O28 P1 1
Help on  Strunz Class: Strunz Class: 09.AE.45 09 - SILICATES (Germanates)
  09.A - Nesosilicates
  09.AE -Nesosilicates with additional (O,OH,F,H2O);
09.AE.45 Yeatmanite Mn9Zn6Sb2Si4O28 P1 1

Other Yeatmanite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Yeatmanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info

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Dana No: Strunz No: 09.AE.45





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