Jamborite Mineral Data

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General Jamborite Information

Chemical Formula:

(Ni++,Ni+++,Fe)(OH)2(OH,S,(H2O))

Composition:

Molecular Weight = 111.03 gm

Iron 5.03 % Fe 6.47 % FeO

Nickel 47.57 % Ni 33.63 % NiO / 29.79 % Ni₂O₃

Hydrogen 2.72 % H 24.34 % H₂O

Sulfur 2.89 % S 2.89 % S^2-

- % S -1.44 % -O=S

Oxygen 41.79 % O

______ ______

100.00 % 95.68 % = TOTAL OXIDE

Empirical Formula:

Ni_0.5Ni_0.4Fe²⁺_0.1(OH)_2.8S_0.1(H₂O)_0.1

Environment:

In cavities in ophiolitic rock. An alteration of millerite.

IMA Status:

Approved IMA 1973

Locality:

Montescuto Ragazza near Bologna and at Casteluccio di Moscheda near Modena, Italy Link to MinDat.org Location Data.

Name Origin:

Named for John L. Jambor, (1936-), mineralogist, Geological Survey of Canada.

Name Pronunciation:

Jamborite + Pronunciation

Synonym:

IMA1971-037

Jamborite Image

Images:

Jamborite

Comments: Green coatings of jamborite on millerite filaments, in vug.
Location: Halls Gap, Lincoln County, Kentucky, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Jamborite Crystallography

Axial Ratios:

a:c = 1:7.58957

Cell Dimensions:

a = 3.07, c = 23.3, Z = 3; V = 190.18 Den(Calc)= 2.91

Crystal System:

HexagonalSpace Group: Unk

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

By Intensity(I/I_o): 7.78(1), 2.592(0.6), 1.53(0.5),3.98(0.4), 1.5(0.3), 1.321(0.1), 2.32(0.1),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Glemser O , Einerhand J , Zeitschrift fur Anorganische und Allgemeine Chemie , 261 (1950) p.43-51, Die struktur hoherer nickelhydroxyde, Locality: synthetic

Physical Properties of Jamborite

Cleavage:

{???} Perfect

Color:

Green.

Density:

2.67

Habit:

Fibrous - Crystals made up of fibers.

Habit:

Lamellar - Thin laminae producing a lamellar structure.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Optical Properties of Jamborite

Gladstone-Dale:

CI meas= 0.112 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.186 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2077,KPDmeas= 0.2264,KC= 0.2551
Ncalc = 1.68 - 1.74

Optical Data:

Uniaxial (-), e=1.602, w=1.607, bire=0.0050.

Calculated Properties of Jamborite

Electron Density:

Bulk Density (Electron Density)=2.67 gm/cc
note: Specific Gravity of Jamborite =2.67 gm/cc.

Fermion Index:

Fermion Index = 0.0068631642
Boson Index = 0.9931368358

Photoelectric:

PE_Jamborite= 20.16 barns/electron
U=PE_Jamborite x rElectron Density= 53.91 barns/cc.

Radioactivity:

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

Jamborite Classification

Dana Class:

06.03.08.01 (06)Hydroxides and Oxides Containing Hydroxyl

(06.03)with (OH)3 or (OH)6 groups

(06.03.08)Dana Group

06.03.08.01 Jamborite (Ni,Ni,Fe)(OH)2(OH,S,(H2O)) Unk Hex

Strunz Class:

04.FL.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.F - Hydroxides (without V or U)

04.FL -Hydroxides with H2O ± (OH); sheets of edge-sharing octahedra

04.FL.05 Akdalaite 5(Al2O3)•(H2O) P 6₃mc 6mm

04.FL.05 Meixnerite Mg6Al2(OH)18•4(H2O) R 3m 3 2/m

04.FL.05 Jamborite (Ni,Ni,Fe)(OH)2(OH,S,(H2O)) Unk Hex

04.FL.05 Iowaite Mg4Fe(OH)8OCl•2-4(H2O) R 3m 3 2/m

04.FL.05 Muskoxite Mg7Fe4O13•10(H2O) Unk (pseudo HEX-R) Trig

04.FL.05 Woodallite! Mg6Cr2(OH)16Cl2•4(H2O) R 3m 3 2/m

Other Jamborite Information

References:

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

See Also:

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

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

Jamborite

(Ni++,Ni+++,Fe)(OH)2(OH,S,(H2O))
Dana No: 06.03.08.01 Strunz No: 04.FL.05
Locality:

Notes: