Suessite Mineral Data (original) (raw)

General Suessite Information

Help on Chemical Formula: Chemical Formula:

(Fe,Ni)3Si

Help on Composition: Composition:

Molecular Weight = 197.76 gm

Iron 63.54 % Fe

Silicon 14.20 % Si

Nickel 22.26 % Ni

______

100.00 %

Help on Empirical Formula: Empirical Formula:

Fe0+2.25Ni0.75Si

Help on Environment: Environment:

Iron meteorites.

Help on IMA Status: IMA Status:

Approved IMA 1982

Help on Locality: Locality:

North Haig ureilite meteorite. Kurama ridge, Uzbekistan. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for Hans E. Suess (1909-1957), U.S. Newspaper ppublisher and researcher on iron meteorites.

Help on Name Pronunciation: Name Pronunciation:

Suessite Say SUESSITE

Suessite Image

Click Here for Larger Suessite Image in a New Browser Window Images:

Click Here for Larger Suessite Image Suessite Comments: B&W image of suessite (white) as vein fillings and blebs. Silicates (olivine, pigeonite) are gray; carbonaceous matrix is black. Hydrous ferric oxide veins are (light gray). Location: North Haig olivine pigeonite achondrite (ureilite). (AmMin, v67:126).Scale: Scale Bar 100 µm. © American Mineralogist

Suessite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 2.841, Z = 0.5; V = 22.93 Den(Calc)= 7.16

Help on Crystal System: Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: I m3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.005(1), 1.16(0.3), 1.41(0.1),

Click Here for Large Suessite Structure Window Crystal Structure:

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Help on Above

| | Keil K , Berkley J L , Fuchs J H , American Mineralogist , 67 (1982) p.126-131, Suessite, Fe3Si: a new mineral in the North Haig ureilite, Locality: North Haig ureilite, meteorite, Western Australia | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Suessite

Help on Cleavage: Cleavage:

None

Help on Color: Color:

Gray white.

Help on Density: Density:

7.08

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Habit: Habit:

Anhedral Grains - Granular minerals without the expression of crystal shapes

Help on Habit: Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Help on Luster: Luster:

Metallic

Help on Magnetism: Magnetism:

Magnetic

Optical Properties of Suessite

Help on Optical Data: Optical Data:

Isotropic.

Help on RL Color: RL Color:

Cream white.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Suessite in Air

λ R ∑ R(λ)
470 nm 48.50
546 nm 51.60
589 nm 53.50
650 nm 50.00

Calculated Relative Intensity Colors of Suessite in Air

RelativeIntensity 0% 20% 40% 60% 80% 100% 120% 140% 160% 180% 190%
R

Calculated Properties of Suessite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=6.77 gm/cc
note: Specific Gravity of Suessite =7.16 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Help on Photoelectric: Photoelectric:

PESuessite = 29.02 barns/electron
U=PESuessite x rElectron Density= 196.47 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Suessite is Not Radioactive

Suessite Classification

Help on Dana Class: Dana Class:

01.01.23.01 (01)Native Elements

(01.01)with metallic elements other than the platinum group

(01.01.23)Suessite Group silicides

01.01.23.01 Suessite (Fe,Ni)3Si I m3m 4/m 3 2/m

01.01.23.02 Gupeiite Fe3Si F m3m 4/m 3 2/m

01.01.23.03 Xifengite Fe5Si3 P 63/mcm 6/m 2/m 2/m

01.01.23.04 Hapkeite! Fe2Si P m3m 4/m 3 2/m

01.01.23.05 Luobusaite! Fe0.83Si2 C mca 2/m 2/m 2/m

01.01.23.06 Mavlyanovite! Mn5Si3 P 63/mcm 6/m 2/m 2/m

01.01.23.07 Brownleeite! MnSi P 213 2 3

Help on Strunz Class: Strunz Class:

01.BB.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.B - Metallic Carbides, Silicides, Nitrides and Phosphides

01.BB -Silicides

01.BB.05 Suessite (Fe,Ni)3Si I m3m 4/m 3 2/m

01.BB.05 Mavlyanovite! Mn5Si3 P 63/mcm 6/m 2/m 2/m

Other Suessite Information

Help on References: References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3)

Help on See Also: See Also:

Links to other databases for Suessite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Ask about Suessite here :
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Print or Cut-and-Paste your Suessite Specimen Label here :

Suessite

(Fe,Ni)3Si
Dana No: 01.01.23.01 Strunz No: 01.BB.05
Locality:

Notes: