Valentinite Mineral Data

Valentinite Mineral Data
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General Valentinite Information

Help on Chemical Formula: Chemical Formula: Sb2O3
Help on Composition: Composition: Molecular Weight = 291.50 gm
   Antimony  83.53 %  Sb  100.00 % Sb2O3
   Oxygen    16.47 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Sb2O3
Help on Environment: Environment: Occurs as an oxidation product of various antimony minerals.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Chalanches, Allemont, Isère, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the German alchemist, B. Valentinus (16th century).
Help on Name Pronunciation: Name Pronunciation: Valentinite + Pronunciation Say VALENTINITE
Help on Synonym: Synonym: Antimony bloom
  ICSD 27595
  PDF 11-689
 

Valentinite Image

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Valentinite   Cetineite

Comments: Orange-reddish acicular crystals of cetineite with white valentinite.
Location: Cetine di Cotorniano mine (Cetine mine), Rosia, Siena, Tuscany, Italy. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag
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Valentinite   Rosiaite

Comments: Beige crystals of rosiaite with a colorless valentinite prism.
Location: Tafone Mine, Manciano, Grosseto, Tuscany, Italy. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag
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Valentinite

Comments: 6mm spray of bladed valentinite crystals on siderite matrix.
Location: Potosi, Bolivia. Scale: Picture size 1.5 cm.
© John Attard
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Valentinite   Antimony

Comments: Beige valentinite crystals with red kermesite in a matrix of gray, massive antimony.
Location: South-Ham Antimony mine, Lake Nicolet, Quebec, Canada. Scale: Picture Size 3 cm.
© Dave Barthelmy

Valentinite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.3948:1:0.4349
Help on Cell Dimensions: Cell Dimensions: a = 4.92, b = 12.46, c = 5.42, Z = 4; V = 332.26 Den(Calc)= 5.83
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pccn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.142(1), 3.118(0.75), 3.494(0.25),
Help on Forms: Forms:

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Forms: ( 3 1 0) ( 0 1 0) ( 1 2 2) ( 1 0 0) ( 1 1 0) ( 1 0 2)

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Buerger M J , American Mineralogist , 21 (1936) p.206-207, The crystal structure of valentinite

View Additional jPOWD Structure files for Valentinite
[1] [2] [3]
 

Physical Properties of Valentinite

Help on Cleavage: Cleavage: {110} Perfect, {010} Distinct
Help on Color: Color: Brownish reddish, Colorless, Gray white, Grayish, Yellowish.
Help on Density: Density: 5.6 - 5.8, Average = 5.69
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Divergent - Crystals radiate from a center without producing stellar forms.
Help on Habit: Habit: Euhedral Crystals - Occurs as well-formed crystals showing good external form.
Help on Habit: Habit: Striated - Parallel lines on crystal surface or cleavage face.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Adamantine
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Optical Properties of Valentinite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.118 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.093 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2218,KPDmeas= 0.2269,KC= 0.203
Ncalc = 2.14 - 2.18
Help on Optical Data: Optical Data: Biaxial (-), a=2.18, b=2.35, g=2.35, bire=0.1700
Help on Pleochroism (x): Pleochroism (x): none.
Help on Pleochroism (y): Pleochroism (y): none.
 

Calculated Properties of Valentinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.04 gm/cc
note: Specific Gravity of Valentinite =5.83 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.000079037
Boson Index = 0.999920963
Help on Photoelectric: Photoelectric: PEValentinite = 284.15 barns/electron
U=PEValentinite x rElectron Density=1,432.14 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Valentinite is Not Radioactive
 

Valentinite Classification
Help on Dana Class: Dana Class: 04.03.11.01 (04)Simple Oxides
  (04.03)with a cation charge of 3+ (A+++2 O3)
  (04.03.11)Dana Group
 
04.03.11.01 Valentinite Sb2O3 Pccn 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 04.CB.55 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.C - Metal:Oxygen = 2:3, 3:5, and Similar
  04.CB -With medium-sized cations
 
04.CB.55 Valentinite Sb2O3 Pccn 2/m 2/m 2/m
 

Other Valentinite Information
Help on See Also: See Also: Links to other databases for Valentinite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - HyperPhysics
11 - MinDAT
12 - MinMax(Deutsch)
13 - MinMax(English)
14 - Mineralienatlas (Deutsch)
15 - QUT Mineral Atlas
16 - Ruff.Info
17 - WWW-MINCRYST

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

Valentinite

Sb2O3
Dana No: 04.03.11.01 Strunz No: 04.CB.55
Locality:

 

Notes: