Negevite
A valid IMA mineral species
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Formula:
NiP2
Specific Gravity:
4.881 (Calculated)
Crystal System:
Isometric
Name:
Named in 2014 by Sergey N. Britvin, Michail N. Murashko, Ye. Vapnik, Yury S. Polekhovsky, and Sergey V. Krivovichev for the type locality's region, the Negev Desert.
Pyrite structure type.
Chemically related to halamishite, melliniite, nazarovite, nickelphosphide, transjordanite, and 'Unnamed (Ni-Fe Phosphide)'.
Chemically related to halamishite, melliniite, nazarovite, nickelphosphide, transjordanite, and 'Unnamed (Ni-Fe Phosphide)'.
Unique Identifiers
Mindat ID:
46041
Long-form identifier:
mindat:1:1:46041:1
IMA Classification of Negevite
Approved
Approval year:
2013
First published:
2020
Type description reference:
Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Krzhizhanovskaya, Maria G. (2020) Negevite, the pyrite-type NiP2, a new terrestrial phosphide. American Mineralogist, 105 (3) 422-427 doi:10.2138/am-2020-7192
Classification of Negevite
1.BD.
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
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 for Standard |
|---|---|---|
| Neg | 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 Negevite
Density:
4.881(1) g/cm3 (Calculated)
Optical Data of Negevite
Reflectivity:
| Wavelength | R1 (%) |
|---|---|
| 470nm | 54.6% |
| 546nm | 55.0% |
| 589nm | 55.3% |
| 650nm | 55.6% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 55.6%.
Colour in reflected light:
White with yellowish tint
Chemistry of Negevite
Mindat Formula:
NiP2
Elements listed:
Crystallography of Negevite
Crystal System:
Isometric
Class (H-M):
m3(2/m3) - Diploidal
Space Group:
Pa3
Cell Parameters:
a = 5.4816(5) Å
Unit Cell V:
164.71 ų
Z:
4
Comment:
Pa3¯
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) |
|---|---|---|---|---|---|---|---|
| 0012676 | Negevite | Donohue P C, Bither T A, Young H S (1968) High-pressure synthesis of pyrite-type nickel diphosphide and nickel diarsenide Inorganic Chemistry 7 998-1001 | 1968 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.165 Å | (54) |
| 2.741 Å | (95) |
| 2.451 Å | (42) |
| 2.238 Å | (35) |
| 1.938 Å | (54) |
| 1.653 Å | (100) |
| 1.582 Å | (17) |
| 1.465 Å | (17) |
Reference:
Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Krzhizhanovskaya, Maria G. (2020) Negevite, the pyrite-type NiP2, a new terrestrial phosphide. American Mineralogist, 105 (3) 422-427 doi:10.2138/am-2020-7192
Comments:
From Type Description.
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 51 : Pyrometamorphic minerals (see also #54 and #56) | <0.36 |
Type Occurrence of Negevite
General Appearance of Type Material:
Isometric grains to 15 microns in size
Place of Conservation of Type Material:
Type material is deposited in the collections of 166 the Mineralogical Museum of the Department of Mineralogy, St Petersburg State University, St Petersburg, Russia, catalogue number 19604
Geological Setting of Type Material:
Pyrometamorphic complex
Associated Minerals at Type Locality:
Reference:
Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Krzhizhanovskaya, Maria G. (2020) Negevite, the pyrite-type NiP2, a new terrestrial phosphide. American Mineralogist, 105 (3) 422-427 doi:10.2138/am-2020-7192
Synonyms of Negevite
Other Language Names for Negevite
Related Minerals - Strunz-mindat Grouping
| 1.BD. | Murashkoite | FeP |
| 1.BD. | Orishchinite | Ni2P |
| 1.BD. | Nickolayite | FeMoP |
| 1.BD. | Grammatikopoulosite | NiVP |
| 1.BD. | Halamishite | Ni5P4 |
| 1.BD. | Transjordanite | Ni2P |
| 1.BD. | Zuktamrurite | FeP2 |
| 1.BD.05 | Nickelphosphide | (Ni,Fe)3P |
| 1.BD.05 | Schreibersite | (Fe,Ni)3P |
| 1.BD.10 | Barringerite | (Fe,Ni)2P |
| 1.BD.10 | Monipite | MoNiP |
| 1.BD.15 | Allabogdanite | (Fe,Ni)2P |
| 1.BD.15 | Florenskyite | FeTiP |
| 1.BD.15 | Andreyivanovite | FeCrP |
| 1.BD.20 | Melliniite | (Ni,Fe)4P |
| 1.BD.35 | Nazarovite | Ni12P5 |
| 1.BD.45 | Polekhovskyite | MoNiP2 |
| 1.BD.50 | Tsikourasite | Mo3Ni2P1+x |
| 1.BD.60 | Badengzhuite | TiP |
Other Information
Notes:
Insoluble in 10% 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 Negevite
mindat.org URL:
https://www.mindat.org/min-46041.html
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References for Negevite
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2014) New minerals and nomenclature modifications approved in 2014, CNMNC Newsletter No 19. Mineralogical Magazine, 78 (1) 165-170 doi:10.1180/minmag.2014.078.1.12
Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Krzhizhanovskaya, Maria G. (2020) Negevite, the pyrite-type NiP2, a new terrestrial phosphide. American Mineralogist, 105 (3) 422-427 doi:10.2138/am-2020-7192
Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Krzhizhanovskaya, Maria G. (2020) Negevite, the pyrite-type NiP2, a new terrestrial phosphide. American Mineralogist, 105 (3) 422-427 doi:10.2138/am-2020-7192
Localities for Negevite
Showing 4 localities.
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).
All localities listed without proper references should be considered as questionable.
Israel (TL) | |
| Williams et al. (2014) +1 other reference |
Jordan | |
| Negevite et al. (in press) |
| Britvin et al. (2020) +1 other reference | |
Middle East | |
| Vapnik et al. (2014) |
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