Cervantite Mineral Data

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



[Newest Minerals] [Mineral Auctions] [Mineral Gallery]
The Mineral Gallery's Exceptional Specimens and Mineral Hall of Fame
Visa, PayPal, and Mastercard are Welcomed


General Cervantite Information

Help on Chemical Formula: Chemical Formula: Sb+++Sb+++++O4
Help on Composition: Composition: Molecular Weight = 307.50 gm
   Antimony  79.19 %  Sb   47.40 % Sb2O3 / 52.60 % Sb2O5
   Oxygen    20.81 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: SbSbO4
Help on Environment: Environment: Alteration product of stibnite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1850
Help on Locality: Locality: Cervantes, Spain. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality.
Help on Synonym: Synonym: ICSD 63271
  PDF Nov-45
 

Cervantite Image

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

Cervantite

Comments: Brownish-yellow, rounded crystalline aggregate of cervantite on quartz.
Location: Clara Mine, Oberwolfach, Wolfach Valley, Black Forest, Baden-Württemberg, Germany. Scale: Picture size 1.6 mm.
© Thomas Witzke / Abraxas-Verlag

Cervantite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.1301:1:2.4449
Help on Cell Dimensions: Cell Dimensions: a = 5.436, b = 4.81, c = 11.76, Z = 4; V = 307.49 Den(Calc)= 6.64
Help on Crystal System: Crystal System: Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Pbn21
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.06(1), 1.854(0.7), 2.91(0.7),
Click Here for Large Cervantite 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


Thornton G , Acta Crystallographica, Section B , 33 (1977) p.1271-1273, A neutron diffraction study of a-Sb2O4, Locality: synthetic

 

Physical Properties of Cervantite

Help on Cleavage: Cleavage: {001} Perfect
Help on Color: Color: Yellow, Yellowish orange, White, Cream.
Help on Density: Density: 6.4 - 6.6, Average = 6.5
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Help on Habit: Habit: Reniform - "Kidney like" in shape (e.g.. hematite).
Help on Hardness: Hardness: 4-5 - Fluorite-Apatite
Help on Luster: Luster: Vitreous - Pearly
Help on Streak: Streak: light yellow
 

Optical Properties of Cervantite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.086 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.105 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1581,KPDmeas= 0.1615,KC= 0.1767
Ncalc = 2.13 - 2.17
Help on Optical Data: Optical Data: Biaxial (?), a=2, g=2.1, bire=0.1000
 

Calculated Properties of Cervantite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Cervantite =6.50 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0000998995
Boson Index = 0.9999001005
Help on Photoelectric: Photoelectric: PECervantite = 267.22 barns/electron
U=PECervantite x rElectron Density=1,513.80 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cervantite is Not Radioactive
 

Cervantite Classification
Help on Dana Class: Dana Class: 04.04.16.01 (04)Simple Oxides
  (04.04)with a cation charge of 4+ (A++++ O2)
  (04.04.16)Dana Group
 
04.04.16.01 Cervantite SbSbO4 Pbn21 mm2
 
04.04.16.02 Clinocervantite! SbSbO4 C 2/c 2/m
Help on Strunz Class: Strunz Class: 04.DE.30 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DE -With medium-sized cations; with various polyhedra
 
04.DE.30 Cervantite SbSbO4 Pbn21 mm2
 
04.DE.30 Bismutotantalite Bi(Ta,Nb)O4 Pcmn 2/m 2/m 2/m
 
04.DE.30 Bismutocolumbite Bi(Nb,Ta)O4 Pcnn 2/m 2/m 2/m
 
04.DE.30 Clinocervantite! SbSbO4 C 2/c 2/m
 
04.DE.30 Stibiocolumbite SbNbO4 Pc21n mm2
 
04.DE.30 Stibiotantalite SbTaO4 Pc21n mm2
 

Other Cervantite Information
Help on References: References: NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Cervantite :
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
15 - WWW-MINCRYST

Search for Cervantite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [bing] [GeoScienceWorld] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Cervantite :

B & L Fine Minerals

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

John Betts Fine Minerals

Lapis Mineral Journal

Mineral News

UV Tools

Wrights Rock Shop

Translate Cervantite Mineral Data :

Ask about Cervantite 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 Español

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

Cervantite

Sb+++Sb+++++O4
Dana No: 04.04.16.01 Strunz No: 04.DE.30
Locality:

 

Notes: