Honessite Mineral Data

General Honessite Information

Chemical Formula:

Ni6Fe+++2(SO4)(OH)16•4(H2O)

Composition:

Molecular Weight = 904.08 gm

Iron 12.35 % Fe 17.66 % Fe₂O₃

Nickel 38.95 % Ni 49.57 % NiO

Hydrogen 2.68 % H 23.91 % H₂O

Sulfur 3.55 % S 8.86 % SO₃

Oxygen 42.47 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ni₆Fe³⁺₂(SO₄)(OH)₁₆•4(H₂O)

Environment:

Derived from the oxidation of millerite and other primary nickel sulfides.

IMA Status:

Approved IMA 1959

Locality:

Linden, Iowa County, Wisconsin, USA. Link to MinDat.org Location Data.

Name Origin:

Named for Arthur P. Honess, (1886-1942), Pennsylvania State University.

Name Pronunciation:

Honessite + Pronunciation

Honessite Image

Images:

Honessite

Comments: Medium green honessite pseudomorphous after acicular millerite crystals, in white calcite.
Location: Troy, Lincoln County, Missouri, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Honessite Crystallography

Axial Ratios:

a:c = 1:8.66363

Cell Dimensions:

a = 3.083, c = 26.71, Z = 0.25; V = 219.86 Den(Calc)= 1.71

Crystal System:

Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m

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

By Intensity(I/I_o): 8.84(1), 4.43(0.4), 1.54(0.2),2.62(0.2), 2.09(0.1), 2.39(0.1), 2.65(0.1),

Physical Properties of Honessite

Color:

Brown, Green, Greenish yellow, Yellow.

Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Hardness:

1-1.5 - Talc or a little harder

Luster:

Earthy (Dull)

Streak:

brownish white

Optical Properties of Honessite

Gladstone-Dale:

CI calc= -0.524 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.3655,KC= 0.2399
Ncalc = 1.41

Optical Data:

Uniaxial (?), a=1.615, b=1.635, bire=0.0200.

Calculated Properties of Honessite

Electron Density:

Bulk Density (Electron Density)=1.71 gm/cc
note: Specific Gravity of Honessite =1.71 gm/cc.

Fermion Index:

Fermion Index = 0.0074944255
Boson Index = 0.9925055745

Photoelectric:

PE_Honessite= 19.01 barns/electron
U=PE_Honessite x rElectron Density= 32.51 barns/cc.

Radioactivity:

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

Honessite Classification

Dana Class:

31.10.06.01 (31)Hydrated Sulfates Containing Hydroxyl or Halogen

(31.10)miscellaneous

(31.10.06)Dana Group

31.10.06.01 Honessite Ni6Fe2(SO4)(OH)16•4(H2O) R 3m 3 2/m

Strunz Class:

07.DD.35 07 - SULFATES (SELENATES, TELLURATES)

07.D - Sulfates (selenates, etc.) with additional anions, with H2O

07.DD -With only medium-sized cations; sheets of edge-sharing octahedra

07.DD.35 Carrboydite (Ni,Cu)14Al9(SO4,CO3)6(OH)43•7(H2O) Unk Hex

07.DD.35 Glaucocerinite (Zn,Cu)5Al3(SO4)1.5(OH)16•9(H2O) Unk (HEX-R) Trig

07.DD.35 Honessite Ni6Fe2(SO4)(OH)16•4(H2O) R 3m 3 2/m

07.DD.35 Hydrowoodwardite! Cu1-xAlx(OH)2(SO4)x/2•n(H2O)with0<x<0.67andn>3x/2 R 3m 3 2/m

07.DD.35 Zincowoodwardite! [Zn1-xAlx(OH)2][(SO4)x/2(H2O)n] P 3- or R 3m 3

07.DD.35 Hydrohonessite Ni6Fe2(SO4)(OH)16•7(H2O) Unk Hex

07.DD.35 Motukoreaite Na2Mg38Al24(CO3)13(SO4)8(OH)108•56(H2O) R 3m 3 2/m

07.DD.35 Mountkeithite (Mg,Ni)11(Fe,Cr)3(SO4,CO3)3.5(OH)24•11(H2O) Unk Hex

07.DD.35 Shigaite Mn7Al4(SO4)2(OH)22•8(H2O) R 3 3

07.DD.35 Natroglaucocerinite! (Na,Zn,Cu)10Al6(SO4)3(OH)32•18(H2O)? Unk

07.DD.35 Wermlandite (Ca,Mg)Mg7(Al,Fe)2(SO4)2(OH)18•12(H2O) P 3c1 3 2/m

07.DD.35 Nikischerite! NaFe6Al3(SO4)2(OH)18(H2O)12 R 3 3

07.DD.35 Zincaluminite Zn6Al6(SO4)2(OH)26•5(H2O) Unk Hex

07.DD.35 Woodwardite Cu4Al2(SO4)(OH)12•2-4(H2O) Unk Hex

07.DD.35 Zincowoodwardite-3R! [Zn1BxAlx(OH)2][(SO4)x/2•n(H2O)],0.32<x<0.50,n=0.59 R 3m 3 2/m

07.DD.35 Zincowoodwardite-1T! [Zn1BxAlx(OH)2][(SO4)x/2•n(H2O)],x=0.33,n.0.96 P 3 3

Other Honessite Information

References:

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

See Also:

Links to other databases for Honessite :
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 Honessite Specimen Label here :

Honessite

Ni6Fe+++2(SO4)(OH)16•4(H2O)
Dana No: 31.10.06.01 Strunz No: 07.DD.35
Locality:

Notes: