Mineralogy Database

Inderite Mineral Data

Search Webmineral :

General Inderite Information

Help on Chemical  Formula: Chemical Formula: MgB3O3(OH)5•5(H2O)
Help on Composition: Composition: Molecular Weight = 279.85 gm
   Magnesium   8.69 %  Mg   14.40 % MgO
   Boron      11.59 %  B    37.32 % B2O3
   Hydrogen    5.40 %  H    48.28 % H2O
   Oxygen     74.32 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: MgB3O3(OH)5•5(H2O)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1937
Help on Locality: Locality: Inder Lake, Kazakhstan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its source.
Help on Name Pronunciation: Name Pronunciation: Inderite Say INDERITE
Help on Synonym: Synonym: ICSD 60
  PDF 36-423

Inderite Image

Click Here for Larger   Image in a New Browser Window Images:
Click Here for Larger   Image


Comments: Prismatic colorless crystal of inderite.
Location: Boron, Kern County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Click Here for Larger   Image in a New Browser Window Images:
Click Here for Larger   Image

  Pinnoite   Inderite

Comments: Pale green translucent crystalline pinnoite on chalky white inderite.
Location: Lake Inder, Atyrau, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Inderite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9195:1:0.5182
Help on Cell Dimensions: Cell Dimensions: a = 12.12, b = 13.18, c = 6.83, Z = 4; beta = 104.817° V = 1,054.76 Den(Calc)= 1.76
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.26(1), 5.66(1), 5.01(0.9),

Physical Properties of Inderite

Help on Cleavage: Cleavage: {110} Good
Help on Color: Color: Colorless, White, Pink.
Help on Density: Density: 1.8
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Euhedral Crystals - Occurs as well-formed crystals showing good external form.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Inderite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.006 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.029 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2811,KPDmeas= 0.2748,KC= 0.2732
Ncalc = 1.48 - 1.49
Help on Optical Data: Optical Data: Biaxial (+), a=1.488, b=1.491, g=1.505, bire=0.0170, 2V(Calc)=52, 2V(Meas)=37.

Calculated Properties of Inderite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.88 gm/cc
note: Specific Gravity of Inderite =1.80 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PEInderite = 0.48 barns/electron
U=PEInderite x rElectron Density= 0.91 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Inderite is Not Radioactive

Inderite Classification

Help on  Dana Class: Dana Class: (26)Hydrated Borates Containing Hydroxyl or Halogen
  (26.03)Dana Type
  (26.03.01)Inyoite Group Inyoite Ca2B6O6(OH)10•8(H2O) P 21/a 2/m Inderborite CaMg[B3O3(OH)5]2•6(H2O) A2/a 2/m Inderite MgB3O3(OH)5•5(H2O) P 21/a 2/m
Help on  Strunz Class: Strunz Class: 06.CA.15 06 - BORATES
  06.C - Triborates
  06.CA -Neso-triborates
06.CA.15 Inderite MgB3O3(OH)5•5(H2O) P 21/a 2/m

Other Inderite Information

Help on References: References: NAME( Duda&Rejl90) 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 Inderite :
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

Search for Inderite using:

Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Inderite :

Ask about Inderite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espaņol

Print or Cut-and-Paste your Inderite Specimen Label here :


Dana No: Strunz No: 06.CA.15





Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.