Mineralogy Database

Kaliborite Mineral Data

Search Webmineral :

General Kaliborite Information

Help on Chemical  Formula: Chemical Formula: KHMg2B12O16(OH)10•4(H2O)
Help on Composition: Composition: Molecular Weight = 716.56 gm
   Potassium   5.46 %  K     6.57 % K2O
   Magnesium   6.78 %  Mg   11.25 % MgO
   Boron      18.10 %  B    58.29 % B2O3
   Hydrogen    2.67 %  H    23.88 % H2O
   Oxygen     66.98 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KHMg2B12O16(OH)10•4(H2O)
Help on Environment: Environment: Marine potash deposits; rarely in efflorescences.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1889
Help on Locality: Locality: Saxony-Anhalt, from Schmidtmannshall, near Aschersleben, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the potassium, KALIum, and BORate in the composition.
Help on Name Pronunciation: Name Pronunciation: Kaliborite + Pronunciation Say KALIBORITE
Help on Synonym: Synonym: ICSD 76660
  PDF 18-669

Kaliborite Image

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


Comments: Translucent colorless crystal of kaliborite.
Location: Lake Inder, Atyrau, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kaliborite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.196:1:1.7366
Help on Cell Dimensions: Cell Dimensions: a = 18.93, b = 8.62, c = 14.97, Z = 4; beta = 99.9° V = 2,406.38 Den(Calc)= 1.98
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 6.215(1), 7.22(1), 3.104(0.7),
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: ( 1 1 2) ( 1 1 0) ( 1 1 1) ( 1 0 0) ( 1 0 1)

Warning: this java applet does not work in some browsers because of security restrictions.


Physical Properties of Kaliborite

Help on Cleavage: Cleavage: {001} Perfect, {101} Perfect, {100} Good
Help on Color: Color: Colorless, Gray white, White, Reddish brown.
Help on Density: Density: 2.116
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 4-4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Kaliborite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.031 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.102 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2666,KPDmeas= 0.2495,KC= 0.2419
Ncalc = 1.48 - 1.51
Help on Optical Data: Optical Data: Biaxial (+), a=1.5081, b=1.5255, g=1.55, bire=0.0419, 2V(Calc)=82, 2V(Meas)=80.633.

Calculated Properties of Kaliborite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.14 gm/cc
note: Specific Gravity of Kaliborite =2.12 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEKaliborite = 0.96 barns/electron
U=PEKaliborite x relectron= 2.06 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 79.53 (Gamma Ray American Petroleum Institute Units)
Concentration of Kaliborite per GRapi unit = 1.26 (%)

Estimated Radioactivity from Kaliborite - barely detectable


Kaliborite Classification

Help on  Dana Class: Dana Class: (26)Hydrated Borates Containing Hydroxyl or Halogen
  (26.05)Dana Type
  (26.05.13)Dana Group Kaliborite KHMg2B12O16(OH)10•4(H2O) C 2/c 2/m
Help on  Strunz Class: Strunz Class: 06.FB.10 06 - BORATES
  06.F - Hexaborates
  06.FB -Ino-hexaborates
06.FB.10 Kaliborite KHMg2B12O16(OH)10•4(H2O) C 2/c 2/m

Other Kaliborite Information

Help on References: References: NAME( AntBidBlaNic5) 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 Kaliborite :
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 Kaliborite using:

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

Visit our Advertisers for Kaliborite :

Ask about Kaliborite 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 Espa´┐Żol

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


Dana No: Strunz No: 06.FB.10





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