Monteponite
A valid IMA mineral species - grandfathered
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About Monteponite
Formula:
CdO
Colour:
Yellow-brown, red-brown, brown-black, black (lustrous)
Lustre:
Adamantine
Hardness:
3
Specific Gravity:
8.1 - 8.2
Crystal System:
Isometric
Name:
Named for the type locality of the Monteponi Mine, Iglesias, Iglesiente District, Sardinia, Italy.
Dimorph of:
This page provides mineralogical data about Monteponite.
Unique Identifiers
Mindat ID:
2764
Long-form identifier:
mindat:1:1:2764:5
GUID
(UUID V4):
(UUID V4):
0a42973e-a760-4e3e-a344-7bd6c9b285c9
IMA Classification of Monteponite
Approved, 'Grandfathered' (first described prior to 1959)
First published:
1901
Classification of Monteponite
4.AB.25
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
A : Metal: Oxygen = 2:1 and 1:1
B : M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
A : Metal: Oxygen = 2:1 and 1:1
B : M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only
4.2.1.4
4 : SIMPLE OXIDES
2 : AX
4 : SIMPLE OXIDES
2 : AX
7.5.11
7 : Oxides and Hydroxides
5 : Oxides of Zn, Cd and Hg
7 : Oxides and Hydroxides
5 : Oxides of Zn, Cd and Hg
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Mtp | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Pronunciation of Monteponite
Pronunciation:
Play | Recorded by | Country |
---|---|---|
Jolyon Ralph | United Kingdom |
Physical Properties of Monteponite
Adamantine
Transparency:
Transparent
Colour:
Yellow-brown, red-brown, brown-black, black (lustrous)
Hardness:
3 on Mohs scale
Cleavage:
Distinct/Good
{111} (?) (artificial crystals)
{111} (?) (artificial crystals)
Density:
8.1 - 8.2 g/cm3 (Measured) 8.21 g/cm3 (Calculated)
Chemistry of Monteponite
Mindat Formula:
CdO
Elements listed:
Crystallography of Monteponite
Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Fm3m
Cell Parameters:
a = 4.69 Å
Unit Cell V:
103.16 ų (Calculated from Unit Cell)
Morphology:
Octahedral, sometimes with modifying cube. Pulverulent.
Twinning:
Penetration twins observed (law unknown).
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0008253 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 0 | 293 | ||
0008254 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 0 | 293 | ||
0008255 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 0.68 | 293 | ||
0008256 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 1.43 | 293 | ||
0008257 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 2.16 | 293 | ||
0008258 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 3.09 | 293 | ||
0008259 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 3.73 | 293 | ||
0008260 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 4.46 | 293 | ||
0008261 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 5.41 | 293 | ||
0008262 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 6.17 | 293 | ||
0008263 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 6.73 | 293 | ||
0008264 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 7.27 | 293 | ||
0008265 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 8.09 | 293 | ||
0008266 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 0 | 293 | ||
0008267 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 0 | 293 | ||
0008268 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 1.25 | 293 | ||
0008269 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 2.56 | 293 | ||
0008270 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 3.59 | 293 | ||
0008271 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 4.52 | 293 | ||
0008272 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 5.3 | 293 | ||
0008273 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 6.01 | 293 | ||
0008274 | Monteponite | Zhang J (1999) Room temperature compressibilities of MnO and CdO: further examination of the role of cation type in bulk modulus systematics Physics and Chemistry of Minerals 26 644-648 | 1999 | 7.8 | 293 | ||
0017952 | Monteponite | Scherrer P (1922) Das Raumgitter des Kadmiumoxyds. _cod_database_code 1011051 Zeitschrift fur Kristallographie 57 186-189 | 1922 | 0 | 293 | ||
0011287 | Monteponite | Wyckoff R W G (1963) Second edition. Interscience Publishers, New York, New York rocksalt structure Crystal Structures 1 85-237 | 1963 | 0 | 293 | ||
0017991 | Monteponite | Natta G, Passerini L (1929) Soluzioni solide, isomorfismo e simmorfismo tra gli ossidi dei metalli bivalenti. - 1. Sistemi: CaO-CdO, CaO-MnO, CaO-CoO, CaO-NiO, CaO-MgO. _cod_database_code 1011096 Gazzetta Chimica Italiana 59 129-143 | 1929 | 0 | 293 | ||
0017918 | Monteponite | Walmsley H (1928) The Structure of the Smoke Particles From a Cadmium Arc _cod_database_code 1011003 Proceedings of the Physical Society of London 40 7-13 | 1928 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.712 Å | (100) |
2.349 Å | (88) |
1.661 Å | (43) |
1.416 Å | (28) |
1.355 Å | (13) |
1.0499 Å | (13) |
0.9584 Å | (11) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 7: Great Oxidation Event | <2.4 |
45b : [Other oxidized fumarolic minerals] | |
47h : [Near-surface oxidized, dehydrated minerals] | |
Stage 10b: Anthropogenic minerals | <10 Ka |
55 : Anthropogenic mine minerals |
Type Occurrence of Monteponite
General Appearance of Type Material:
Formed a black coating over “calamine”. Under magnification, the coating was composed of sharp octahedrons to < 0.5 mm on edge.
Reference:
Wittich, E., Neumann, B. (1901) Ein neues Cadmium-Mineral. Centralblatt für Mineralogie, Geologie und Paläontologie: 1901: 549-551.
Synonyms of Monteponite
Other Language Names for Monteponite
Relationship of Monteponite to other Species
Forms a series with:
Common Associates
Associated Minerals Based on Photo Data:
3 photos of Monteponite associated with Smithsonite | ZnCO3 |
1 photo of Monteponite associated with Hemimorphite | Zn4Si2O7(OH)2 · H2O |
Related Minerals - Strunz-mindat Grouping
4.AB. | Carbon Monoxide Ice | CO |
4.AB.05 | Crednerite | CuMnO2 |
4.AB.10 | Tenorite | CuO |
4.AB.15 | Delafossite | CuFeO2 |
4.AB.15 | Mcconnellite | CuCrO2 |
4.AB.20 | Bromellite | BeO |
4.AB.20 | Zincite | ZnO |
4.AB.25 | Bunsenite | NiO |
4.AB.25 | Lime | CaO |
4.AB.25 | Manganosite | MnO |
4.AB.25 | Periclase | MgO |
4.AB.25 | Wüstite | FeO |
4.AB.30 | Palladinite | PdO |
4.AB.35 | Hongquiite | TiO |
Other Information
Notes:
Readily soluble in HCl.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Monteponite
mindat.org URL:
https://www.mindat.org/min-2764.html
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References for Monteponite
Reference List:
Localities for Monteponite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
China | |
| Lin Ye and Tiegeng Liu (2001) +1 other reference |
Greece | |
| 90. +2 other references |
Italy (TL) | |
| Fairbanks et al. (1988) |
Jordan | |
| Galuskina et al. (2021) |
Russia | |
| M.I. Novgorodova |
| maurice.strahlen.org (2004) |
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Kudriavy volcano, Iturup Island, Kurilsky District, Kuril Islands, Sakhalin Oblast, Russia