Kimrobinsonite  Mineral Data

Kimrobinsonite Mineral Data

Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About


Desert Winds Gems and Minerals
[Mineral Galleries] [About Me] [e-Bay Items] [Latest News] [How to Order]
A Diverse Selection of Beautifully Unique Gem & Mineral Specimens
Desert Winds Gems & Minerals • For All Levels of Collectors Worldwide
Aesthetic & Rare Mineral Specimens • Regular Updates


General Kimrobinsonite Information

Help on Chemical  Formula: Chemical Formula: Ta(OH)3(O,CO3)
Help on Composition: Composition: Molecular Weight = 258.97 gm
   Tantalum  69.87 %  Ta   85.32 % Ta2O5
   Hydrogen   1.17 %  H    10.43 % H2O
   Carbon     1.16 %  C     4.25 % CO2
   Oxygen    27.80 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ta(OH)3O0.75(CO3)0.25
Help on Environment: Environment: Deeply weathered granite.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Mt. Holland, Western Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Kim Robertson, (1951-), Autralian geologist of Perth, Western Autralia, who found the first specimen.
Help on Name Pronunciation: Name Pronunciation: Kimrobinsonite + Pronunciation Say KIMROBINSONITE
 

Search for Kimrobinsonite Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

  

Kimrobinsonite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 3.812, Z = 1; V = 55.39 Den(Calc)= 7.76
Help on Crystal System: Crystal System: IsometricSpace Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.808(1), 2.696(0.7), 1.907(0.3),
 

Physical Properties of Kimrobinsonite

Help on Color: Color: Lemon white.
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Cryptocrystalline - Occurs as crystals too small to distinguish with the naked eye.
Help on Habit: Habit: Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Help on Habit: Habit: Friable - Loosley cohesive material that granulates with your fingers.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Earthy (Dull)
Help on Streak: Streak: white
 

Optical Properties of Kimrobinsonite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.085 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1585,KC= 0.1733
Ncalc = 2.34
Help on Optical Data: Optical Data: Isotropic, n=2.23.
 

Calculated Properties of Kimrobinsonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.80 gm/cc
note: Specific Gravity of Kimrobinsonite =7.76 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0003465871
Boson Index = 0.9996534129
Help on Photoelectric: Photoelectric: PEKimrobinsonite = 820.93 barns/electron
U=PEKimrobinsonite x rElectron Density=5,583.94 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kimrobinsonite is Not Radioactive
 

Kimrobinsonite Classification

Help on  Dana Class: Dana Class: 06.04.08.01 (06)Hydroxides and Oxides Containing Hydroxyl
  (06.04)containing multiple cations
  (06.04.08)Dana Group
 
06.04.08.01 Kimrobinsonite Ta(OH)3(O,CO3) Unk Cubic
Help on  Strunz Class: Strunz Class: 04.FG.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.F - Hydroxides (without V or U)
  04.FG -Hydroxides with OH, without H2O; unclassified
 
04.FG.15 Kimrobinsonite Ta(OH)3(O,CO3) Unk Cubic
 

Other Kimrobinsonite 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 Kimrobinsonite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Kimrobinsonite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Kimrobinsonite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Kimrobinsonite Mineral Data :

Ask about Kimrobinsonite 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 Kimrobinsonite Specimen Label here :

Kimrobinsonite

Ta(OH)3(O,CO3)
Dana No: 06.04.08.01 Strunz No: 04.FG.15
Locality:

 

Notes: