Monipite
A valid IMA mineral species
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Formula:
MoNiP
Specific Gravity:
8.27 (Calculated)
Crystal System:
Hexagonal
Member of:
Name:
Named for composition, containing Mo, Ni, and P.
Type Locality:
First Mo-Ni phosphide to date. Chemically similar minerals are polekhovskyite and tsikourasite.
Also compare nickolayite.
Also compare nickolayite.
Unique Identifiers
Mindat ID:
32290
Long-form identifier:
mindat:1:1:32290:8
GUID
(UUID V4):
(UUID V4):
ada4908e-fcae-470f-a2c6-a997d837830f
Classification of Monipite
Approved
Approval year:
2007
First published:
2014
1.BD.10
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
B : Metallic Carbides, Silicides, Nitrides, Phosphides and Hydrides
D : Phosphides
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
B : Metallic Carbides, Silicides, Nitrides, Phosphides and Hydrides
D : Phosphides
1.1.31.5
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
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 |
---|---|---|
Mnp | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Monipite
Density:
8.27 g/cm3 (Calculated)
Comment:
Calculated using calculated the measured composition and the structure and cell parameters of synthetic material.
Chemical Properties of Monipite
Formula:
MoNiP
Elements listed:
Crystallography of Monipite
Crystal System:
Hexagonal
Class (H-M):
6 m2 - Ditrigonal Dipyramidal
Space Group:
P62m
Cell Parameters:
a = 5.681 Å, c = 3.704 Å
Ratio:
a:c = 1 : 0.652
Unit Cell V:
103.53 ų (Calculated from Unit Cell)
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) |
---|---|---|---|---|---|---|---|
0009604 | Monipite | Guerin R, Sergent M (1977) Structure cristalline de NiMoP Localite: synthetic Acta Crystallographica B33 2820-2823 | 1977 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.298 Å | (100) |
2.094 Å | (69) |
1.918 Å | (73) |
1.852 Å | (24) |
1.408 Å | (20) |
1.332 Å | (17) |
1.316 Å | (18) |
1.111 Å | (14) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 1: Primary nebular phases | 4.567-4.561 |
3 : Solar nebular condensates (CAIs, AOAs, URIs) | >4.565 |
Type Occurrence of Monipite
General Appearance of Type Material:
A single grain, 1.3 × 2.0 um in size.
Place of Conservation of Type Material:
Smithsonian Institution’s National Museum of Natural History, Wasington, D.C., USA, catalog number USNM 7554.
Geological Setting of Type Material:
Carbonaceous chondrite meteorite.
Associated Minerals at Type Locality:
Synonyms of Monipite
Relationship of Monipite to other Species
Related Minerals - Strunz-mindat Grouping
1.BD. | Murashkoite | FeP | Orth. mmm (2/m 2/m 2/m) : Pnma |
1.BD. | Negevite | NiP2 | Iso. m3 (2/m 3) : Pa3 |
1.BD. | Halamishite | Ni5P4 | Hex. 6mm : P63mc |
1.BD. | Transjordanite | Ni2P | Hex. 6 m2 : P62m |
1.BD. | Zuktamrurite | FeP2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
1.BD. | Nickolayite | FeMoP | Orth. mmm (2/m 2/m 2/m) : Pnma |
1.BD. | Orishchinite | Ni2P | Orth. mmm (2/m 2/m 2/m) : Pnma |
1.BD. | Grammatikopoulosite | NiVP | Orth. |
1.BD.05 | Schreibersite | (Fe,Ni)3P | Tet. 4 : I4 |
1.BD.05 | Nickelphosphide | (Ni,Fe)3P | Tet. 4 : I4 |
1.BD.10 | Barringerite | (Fe,Ni)2P | Hex. 6 m2 : P62m |
1.BD.15 | Florenskyite | FeTiP | Orth. mmm (2/m 2/m 2/m) |
1.BD.15 | Allabogdanite | (Fe,Ni)2P | Orth. mmm (2/m 2/m 2/m) : Pnma |
1.BD.15 | Andreyivanovite | FeCrP | Orth. mmm (2/m 2/m 2/m) : Pnma |
1.BD.20 | Melliniite | (Ni,Fe)4P | Iso. 2 3 : P21 3 |
1.BD.35 | Nazarovite | Ni12P5 | Tet. 4/m : I4/m |
1.BD.45 | Polekhovskyite | MoNiP2 | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.BD.50 | Tsikourasite | Mo3Ni2P1+x | Iso. 4 3m : F4 3m |
1.BD.60 | Badengzhuite | TiP | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Monipite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Guerin, R., Sergent, M. (1977) Structure cristalline de NiMoP. Acta Crystallographica: B33: 2820-2823.
Beckett, J., Rossman, G.R. (2009) Discovery of a new phosphide mineral, Monipite (MoNiP) in an allende Type B1 CAI. 72nd Annual Meteorical Society Meeting Abstracts, 5090(2009).
Ma, C., Beckett, J.R., Rossman, G.R. (2014) Monipite, MoNiP, a new phosphide mineral in a Ca-Al-rich inclusiomn from the Allende meteorite. American Mineralogist: 99: 198-205.
Internet Links for Monipite
mindat.org URL:
https://www.mindat.org/min-32290.html
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Localities for Monipite
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.
Mexico (TL) | |
| 72nd Meteor.Soc. Meeting, Abs. 5090(2009) |