Caoxite Mineral Data

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



[How the Club Works] [Memberships - Junior, Deluxe , and Platinum] [FAQ] [Past Minerals]
Join the Club - Junior, Deluxe and Platinum Memberships Available
High Quality Minerals Sent to Your Home or School Each Month
Mineral of the Month Club - An Inexpensive Way to Enjoy Minerals


General Caoxite Information

Help on Chemical Formula: Chemical Formula: Ca(C2O4)•3(H2O)
Help on Composition: Composition: Molecular Weight = 182.14 gm
   Calcium   22.00 %  Ca   30.79 % CaO
   Hydrogen   3.32 %  H    29.67 % H2O
   Carbon    13.19 %  C    39.54 % C2O3
   Oxygen    61.49 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaC2O4•3(H2O)
Help on Environment: Environment: In open fractures (up to 0.5 mm wide) cutting manganese and barium rich mineralized metacherts.
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: The Cerchiara mine, near Faggiona, Val di Vara, La Spezia, eastern Liguria, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the acronym of "Centennial Anniversary Of X-rays" and also for Calcium Oxalate.
Help on Synonym: Synonym: ICSD 77096
  IMA1996-012
  PDF 20-232
 

Caoxite Image

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

Caoxite

Comments: Colorless to white crystals of caoxite on matrix.
Location: Cerchiara Mine, Faggiona, Vara valley, La Spezia province, Liguria, Italy. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Caoxite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.8469:1:1.1802
Help on Cell Dimensions: Cell Dimensions: a = 6.076, b = 7.174, c = 8.467, Z = 2; alpha = 76.65°, beta = 70.85°, gamma = 70.917° V = 320.58 Den(Calc)= 1.89
Help on Crystal System: Crystal System: Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.52(1),
Click Here for Large Caoxite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
 Help on Above


Basso R , Lucchetti G , Zefiro L , Palenzona A , Neues Jahrbuch fur Mineralogie, Monatshefte , 1997 (1997) p.84-96, Caoxite, Ca(H2O)3(C2O4), a new mineral from the Cerchiara mine,, northern Apennines, Italy, Locality: Cerchiara mine, Val di Vara, northern Apennines, Italy

 

Physical Properties of Caoxite

Help on Cleavage: Cleavage: {010} Good
Help on Color: Color: Colorless.
Help on Density: Density: 1.85
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Spherical - Spherical, rounded aggregates.
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Caoxite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.667 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.667 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.276,KPDmeas= 0.276,KC= 0.1655
Ncalc = 1.31
Help on Optical Data: Optical Data: Biaxial (-), a=1.483, b=1.516, g=1.533, bire=0.0500
 

Calculated Properties of Caoxite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.91 gm/cc
note: Specific Gravity of Caoxite =1.85 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0020479048
Boson Index = 0.9979520952
Help on Photoelectric: Photoelectric: PECaoxite = 2.85 barns/electron
U=PECaoxite x rElectron Density= 5.45 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Caoxite is Not Radioactive
 

Caoxite Classification
Help on Dana Class: Dana Class: 50.01.02.02 (50)Salts of Organic Acids
  (50.01)(Oxalates)
  (50.01.02)Weddellite Group
 
50.01.02.01 Weddellite Ca(C2O4)•2(H2O) I 4/m 4/m
 
50.01.02.02 Caoxite! Ca(C2O4)•3(H2O) P1 1
Help on Strunz Class: Strunz Class: 10.AB.50 10 - ORGANIC COMPOUNDS
  10.A - Salts of Organic Acids
  10.AB -Oxalates
 
10.AB.50 Caoxite! Ca(C2O4)•3(H2O) P1 1
 

Other Caoxite Information
Help on References: References: NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.83,p185,1998) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Caoxite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

Search for Caoxite using:

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

Visit our Advertisers for Caoxite :

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 Caoxite Mineral Data :

Ask about Caoxite 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 Caoxite Specimen Label here :

Caoxite

Ca(C2O4)•3(H2O)
Dana No: 50.01.02.02 Strunz No: 10.AB.50
Locality:

 

Notes: