Nullaginite Mineral Data (original) (raw)

General Nullaginite Information

Help on Chemical Formula: Chemical Formula:

Ni2(CO3)(OH)2

Help on Composition: Composition:

Molecular Weight = 211.40 gm

Nickel 55.52 % Ni 70.66 % NiO

Hydrogen 0.95 % H 8.52 % H2O

Carbon 5.68 % C 20.82 % CO2

Oxygen 37.84 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Ni2(CO3)(OH)2

Help on Environment: Environment:

Secondary mineral in serpentinized peridotites.

Help on IMA Status: IMA Status:

Approved IMA 1981

Help on Locality: Locality:

Otway Belt, Nullagine district, WA, Australia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the locality.

Help on Name Pronunciation: Name Pronunciation:

Nullaginite + Pronunciation Say NULLAGINITE

Nullaginite Image

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

Click Here for Larger Nullaginite Image Nullaginite Comments: BSE image of a nullaginite nodule in a polished section. (CanMin, v19:315). Location: Otwav deposit, Nullagine district, Western Australia..Scale: See Image. © Canadian Mineralogist

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

Click Here for Larger Nullaginite Image Nullaginite Comments: Green encrustations of nullaginite on matrix. Location: Widgiemooltha, Western Australia, Australia.Scale: Sample size: 2 x 2 x 1 cm. © Tom Loomis / Dakota Matrix

Nullaginite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =0.7696:1:0.2575

Help on Cell Dimensions: Cell Dimensions:

a = 9.236, b = 12.001, c = 3.091, Z = 4; beta = 90.48° V = 342.60 Den(Calc)= 4.10

Help on Crystal System: Crystal System:

MonoclinicSpace Group: P 21/m,P 21

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.579(1), 2.557(0.9), 4.619(0.4),

Physical Properties of Nullaginite

Help on Color: Color:

Bright green, Dark green.

Help on Density: Density:

3.56

Help on Diaphaneity: Diaphaneity:

Transparent to Translucent

Help on Habit: Habit:

Granular - Generally occurs as anhedral to subhedral crystals in matrix.

Help on Habit: Habit:

Nodular - Tuberose forms having irregular protuberances over the surface.

Help on Hardness: Hardness:

1.5-2 - Talc-Gypsum

Help on Luster: Luster:

Silky

Optical Properties of Nullaginite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.058 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.081 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1813,KPDmeas= 0.2088,KC= 0.1973
Ncalc = 1.7 - 1.81

Help on Optical Data: Optical Data:

Biaxial (?), a=1.67, b=1.78, g=1.78, bire=0.1100

Calculated Properties of Nullaginite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=3.50 gm/cc
note: Specific Gravity of Nullaginite =3.56 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0070822538
Boson Index = 0.9929177462

Help on Photoelectric: Photoelectric:

PENullaginite = 22.00 barns/electron
U=PENullaginite x rElectron Density= 77.06 barns/cc.

Help on Radioactivity: Radioactivity:

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

Nullaginite Classification

Help on Dana Class: Dana Class:

16a.03.02.02 (16a)Carbonates - Hydroxyl or Halogen

(16a.03)where (A B)2 (XO3) Zq

(16a.03.02)Malachite Group

16a.03.02.01 Malachite Cu2(CO3)(OH)2 P 21/a 2/m

16a.03.02.02 Nullaginite Ni2(CO3)(OH)2 P 21/m,P 21 Mono

16a.03.02.03 Pokrovskite Mg2(CO3)(OH)2•0.5(H2O) P 21/a 2/m

16a.03.02.04 Chukanovite! Fe2(CO3)(OH)2 P 21/a 2/m

Help on Strunz Class: Strunz Class:

05.BA.10 05 - CARBONATES (NITRATES)

05.B - Carbonates with additional anions, without H2O

05.BA -With Cu, Co, Ni, Zn, Mg, Mn

05.BA.10 Nullaginite Ni2(CO3)(OH)2 P 21/m,P 21 Mono

05.BA.10 Georgeite Cu5(CO3)3(OH)4•6(H2O) None

05.BA.10 Malachite Cu2(CO3)(OH)2 P 21/a 2/m

05.BA.10 Glaukosphaerite (Cu,Ni)2(CO3)(OH)2 P 21/a 2/m

05.BA.10 Mcguinnessite (Mg,Cu)2(CO3)(OH)2 P 2/a or P 21/a 2/m

05.BA.10 Kolwezite (Cu,Co)2(CO3)(OH)2 P1 or P1 Tri

05.BA.10 Pokrovskite Mg2(CO3)(OH)2•0.5(H2O) P 21/a 2/m

05.BA.10 Rosasite (Cu,Zn)2(CO3)(OH)2 P 21/a 2/m

05.BA.10 Zincrosasite (Zn,Cu)2(CO3)(OH)2 P 21/a 2/m

05.BA.10 Chukanovite! Fe2(CO3)(OH)2 P 21/a 2/m

Other Nullaginite Information

Help on References: References:

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

Help on See Also: See Also:

Links to other databases for Nullaginite :
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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Print or Cut-and-Paste your Nullaginite Specimen Label here :

Nullaginite

Ni2(CO3)(OH)2
Dana No: 16a.03.02.02 Strunz No: 05.BA.10
Locality:

Notes: