Monteponite Mineral Data (original) (raw)

General Monteponite Information

Help on Chemical Formula: Chemical Formula:

CdO

Help on Composition: Composition:

Molecular Weight = 128.41 gm

Cadmium 87.54 % Cd 100.00 % CdO

Oxygen 12.46 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

CdO

Help on Environment: Environment:

Coating on calamine crystals.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1946

Help on Locality: Locality:

Monte Poni, near Iglesias, Cagliari, Sadinia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the locality.

Help on Name Pronunciation: Name Pronunciation:

Monteponite + Pronunciation Say MONTEPONITE

Help on Synonym: Synonym:

Cadmium oxide

ICSD 29289

PDF 5-640

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Monteponite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 4.689, Z = 4; V = 103.10 Den(Calc)= 8.27

Help on Crystal System: Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.712(1), 2.349(0.88), 1.661(0.43),

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| | Zhang J , Physics and Chemistry of Minerals , 26 (1999) p.644-648, Room temperature compressibilities of MnO and CdO: further, examination of the role of cation type in bulk modulus systematics, Sample from Run #1: P = 0.00 GPa at beginning of experiment View Additional jPOWD Structure files for Monteponite [1] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [2] [20] [21] [22] [3] [4] [5] [6] [7] [8] [9] | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Monteponite

Help on Cleavage: Cleavage:

{???} Indistinct

Help on Color: Color:

Black.

Help on Density: Density:

8.1 - 8.2, Average = 8.14

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Sectile - Curved shavings or scrapings produced by a knife blade, (e.g. graphite).

Help on Habit: Habit:

Crystalline - Fine - Occurs as well-formed fine sized crystals.

Help on Hardness: Hardness:

3 - Calcite

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

black

Optical Properties of Monteponite

Help on Optical Data: Optical Data:

NCalc= 2.08 - from Gladstone-Dale relationship (KC = 0.13) where Ncalc=Dcalc*KC+1
NCalc= 2.06 - from Gladstone-Dale relationship (KC = 0.13) where Ncalc=Dmeas*KC+1

Calculated Properties of Monteponite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=7.21 gm/cc
note: Specific Gravity of Monteponite =8.27 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.21
Boson Index = 0.79

Help on Photoelectric: Photoelectric:

PEMonteponite = 241.87 barns/electron
U=PEMonteponite x rElectron Density=1,744.61 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Monteponite is Not Radioactive

Monteponite Classification

Help on Dana Class: Dana Class:

04.02.01.04 (04)Simple Oxides

(04.02)with a cation charge of 2+ (A++ O)

(04.02.01)Periclase group (Isometric, Fm3m)

04.02.01.01 Periclase MgO F m3m 4/m 3 2/m

04.02.01.02 Bunsenite NiO F m3m 4/m 3 2/m

04.02.01.03 Manganosite MnO F m3m 4/m 3 2/m

04.02.01.04 Monteponite CdO F m3m 4/m 3 2/m

04.02.01.05 Lime CaO F m3m 4/m 3 2/m

04.02.01.06 Wustite FeO F m3m 4/m 3 2/m

04.02.01.07 Hongquiite* TiO F m3m 4/m 3 2/m

Help on Strunz Class: Strunz Class:

04.AB.25 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.A - Metal:Oxygen = 2.1 and 1:1

04.AB -M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only

04.AB.25 Bunsenite NiO F m3m 4/m 3 2/m

04.AB.25 Lime CaO F m3m 4/m 3 2/m

04.AB.25 Monteponite CdO F m3m 4/m 3 2/m

04.AB.25 Manganosite MnO F m3m 4/m 3 2/m

04.AB.25 Periclase MgO F m3m 4/m 3 2/m

04.AB.25 Wustite FeO F m3m 4/m 3 2/m

Other Monteponite Information

Help on References: References:

NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

Help on See Also: See Also:

Links to other databases for Monteponite :
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

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

Monteponite

CdO
Dana No: 04.02.01.04 Strunz No: 04.AB.25
Locality:

Notes: