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Transjordanite

A valid IMA mineral species

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Formula:

Ni₂P

Lustre:

Metallic

Specific Gravity:

7.30 (Calculated)

Crystal System:

Hexagonal

Name:

Named in 2013 by Sergey N. Britvin, Michail N. Murashko, Ye. Vapnik, Yury S. Polekhovsky, and Sergey V. Krivovichev for the Transjordan Plateau, West Jordan, the type locality.

Type Locality:

ⓘ Unnamed phosphorite quarry, Daba-Siwaqa complex, Transjordan Plateau, Amman Governorate, Jordan

Dimorph of:

Orishchinite

Ni analogue of barringerite.

Chemically related to halamishite, melliniite, nazarovite, negevite, nickelphosphide, and 'Unnamed (Ni-Fe Phosphide)'.

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Unique IdentifiersHide

Mindat ID:

46045

Long-form identifier:

mindat:1:1:46045:7

GUID
(UUID V4):

7dd7f16e-a9c8-4bdc-af39-65f99411977d

IMA Classification of TransjordaniteHide

IMA status:

Approved

Approval year:

2013

First published:

2020

Type description reference:

Britvin, Sergey N., Murashko, Michail N., Vapnik, Yevgeny, Polekhovsky, Yury S., Krivovichev, Sergey V., Krzhizhanovskaya, Maria G., Vereshchagin, Oleg S., Shilovskikh, Vladimir V., Vlasenko, Natalia S. (2020) Transjordanite, Ni₂P, a new terrestrial and meteoritic phosphide, and natural solid solutions barringerite-transjordanite (hexagonal Fe₂P–Ni₂P) American Mineralogist, 105 (3) 428-436 doi:10.2138/am-2020-7275

Classification of TransjordaniteHide

Strunz-mindat (2024):

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

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference
Tjrd	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 TransjordaniteHide

Lustre:

Metallic

Transparency:

Opaque

Hardness:

VHN₁₀₀=658 - Vickers

Tenacity:

Brittle

Comment:

With more than 95% NiP₂ becomes malleable

Density:

7.30 g/cm³ (Calculated)

Optical Data of TransjordaniteHide

Anisotropism:

Weak

Bireflectance:

weak

Reflectivity:

Wavelength	R₁	R₂
470nm	45.1%	44.2%
546nm	49.9%	48.5%
589nm	52.1%	50.3%
650nm	54.3%	52.1%

Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 54.3%.
R₁ shown in black, R₂ shown in red

Colour in reflected light:

Grayish white with beige tint

Pleochroism:

Non-pleochroic

Chemistry of TransjordaniteHide

Mindat Formula:

Ni₂P

Elements listed:

Ni, P - search for minerals with similar chemistry

Crystallography of TransjordaniteHide

Crystal System:

Hexagonal

Class (H-M):

6 m2 - Ditrigonal Dipyramidal

Space Group:

P6₂m

Setting:

P6₂m

Cell Parameters:

a = 5.8837(3) Å, c = 3.3492(4) Å

Ratio:

a:c = 1 : 0.569

Unit Cell V:

100.78 Å³

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
2.211 Å	(100)
2.028 Å	(42)
1.926 Å	(37)
1.697 Å	(21)
1.676 Å	(18)
1.672 Å	(18)
1.104 Å	(20)

Comments:

From Type Description.

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
Stage 2: Planetesimal differentiation and alteration	4.566-4.550
5 : Primary asteroid phases	4.566–4.560
Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere	<0.6
51 : Pyrometamorphic minerals (see also #54 and #56)	<0.36

Geological Setting:

Iron meteorites, carbonaceous chondrites

Type Occurrence of TransjordaniteHide

Type Locality:

ⓘ Unnamed phosphorite quarry, Daba-Siwaqa complex, Transjordan Plateau, Amman Governorate, Jordan

General Appearance of Type Material:

Irregular grains to 0.2mm

Place of Conservation of Type Material:

Type material is deposited in the collections of the Mineralogical Museum of the Department of Mineralogy, St Petersburg State University, St Petersburg, Russia, catalogue number 19605

Geological Setting of Type Material:

pyrometamorphic rocks

Associated Minerals at Type Locality:

Troilite	Troilite	Trevorite	Pyrrhotite	Negevite
Magnetite	Halamishite	Calcite

Reference:

Britvin, S.N., Murashko, M.N., Vapnik, Ye., Polekhovsky, Y.S. and Krivovichev, S.V., Krzhizhanovskaya, M.O., Vereshchagin, O.S., Shilovskikh, V.V., Vlasenko, N.S. (2020) Transjordanite, Ni2P, a new terrestrial and meteoritic phosphide, and natural solid solutions barringerite-transjordanite (hexagonal Fe2P–Ni2P). American Mineralogist: 105(3): 428–436.

Synonyms of TransjordaniteHide

IMA2013-106

Related Minerals - Strunz-mindat Grouping Hide

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.	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.10	Monipite	MoNiP	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	Mo₃Ni₂P_1+x	Iso. 4 3m : F4 3m
1.BD.60	Badengzhuite	TiP	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc

Other InformationHide

Notes:

Non ferromagnetic

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 TransjordaniteHide

mindat.org URL:

https://www.mindat.org/min-46045.html
Please feel free to link to this page.

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External Links:

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for TransjordaniteHide

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

(2023) Transjordanite. Handbook of Mineralogy. Mineralogical Society of America

Localities for TransjordaniteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- 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.


Greece
Central Greece Phthiotis Domokos ⓘ Agios Stefanos mine	Economou-Eliopoulos et al. (2022)

Israel
Southern District (HaDarom District) Tamar Regional Council Hatrurim Basin ⓘ Halamish wadi (Ẕuq Tamrur)	Williams et al. (2014) +1 other reference

Jordan
Amman Governorate ⓘ Transjordan Plateau	Williams et al. (2014) +1 other reference
Daba-Siwaqa complex ⓘ Deynekoite type locality	Galuskin et al. (2023)
ⓘ Unnamed phosphorite quarry (TL)	Britvin et al. (2020)

Middle East
ⓘ Hatrurim Formation	Vapnik et al. (2014)

USA
New York Niagara County Cambria Township ⓘ Cambria meteorite	Britvin et al. (2020)

162173 Ryugu

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