Makinenite Mineral Data

Makinenite Mineral Data +

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General Makinenite Information

Chemical Formula:

NiSe

Composition:

Molecular Weight = 137.65 gm

Nickel 42.64 % Ni

Selenium 57.36 % Se

______

100.00 %

Empirical Formula:

NiSe

Environment:

In sills of albite diabase in schist, associated with low-grade uranium mineralization.

IMA Status:

Approved IMA 1964

Locality:

Kitka River, Kuusamo, Oulun (Oulu) Lääni, Finland. Link to MinDat.org Location Data.

Name Origin:

Named for Eero Makinen, Finnish geologist, adn former President of the Outokumpa Company.

Synonym:

Maekinenite

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Makinenite Crystallography

Axial Ratios:

a:c = 1:0.32767

Cell Dimensions:

a = 10.01, c = 3.28, Z = 9; V = 284.62 Den(Calc)= 7.23

Crystal System:

Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: R 3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.325(1), 2.63(1), 2.88(1),

Physical Properties of Makinenite

Color:

Yellow, Orange yellow.

Diaphaniety:

Opaque

Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Metallic

Optical Properties of Makinenite

RL Anisotrophism:

Strong, in oil pale green to pale orange-yellow, in air glowing cinder-red to blue-green or green.

RL Color:

Orange yellow in air, pure yellow in oil.

RL Pleochroism:

Strong, yellow to greenish yellow.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Makinenite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	24.00	25.00
420 nm	27.50	30.00
440 nm	31.00	35.00
460 nm	35.30	38.70
480 nm	39.40	41.60
500 nm	43.00	43.50
520 nm	46.00	45.80
540 nm	48.80	47.40
560 nm	51.10	48.60
580 nm	53.20	49.60
600 nm	54.90	50.50
620 nm	56.30	51.20
640 nm	57.40	51.90
660 nm	58.50	52.40
680 nm	59.40	52.90
700 nm	60.20	53.40

**Calculated Relative Intensity Colors of Makinenite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	210%	240%	270%
R₁
R₂

Calculated Properties of Makinenite

Electron Density:

r_electron=6.51 gm/cc
note: r_Makinenite=7.23 gm/cc.

Fermion Index

Fermion Index = 0.04841
Boson Index = 0.95159

Photoelectric:

PE_Makinenite= 63.01 barns/electron
U=PE_Makinenite x r_electron= 410.36 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Makinenite is Not Radioactive

Makinenite Classification

Dana Class:

2.8.16.2 (2)Sulfides - Including Selenides and Tellurides

(2.8)where Am Bn Xp, with (m+n):p=1:1

(2.8.16)Dana Group

2.8.16.1 Millerite NiS R 3m 3 2/m

2.8.16.2 Makinenite NiSe R 3m 3m

Strunz Class:

II/C.21-40 II - Sulfides and sulphosalts

II/C - Sulfides with metal: sulfur, selenium and tellurium = 1:1

II/C.21 - Millerite series

II/C.21-10 Lapieite CuNiSbS3 P 2₁2₁2₁ 2 2 2

II/C.21-20 Muckeite CuNiBiS3 P 2₁2₁2₁ 2 2 2

II/C.21-25 Zlatogorite! CuNiSb2 P 3m1 3 2/m

II/C.21-30 Millerite NiS R 3m 3 2/m

II/C.21-40 Makinenite NiSe R 3m 3m

Other Makinenite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Makinenite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris

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

Makinenite

NiSe
Dana No: 2.8.16.2 Strunz No: II/C.21-40
Locality:

Notes: