Hydrohonessite Mineral Data

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General Hydrohonessite Information

Chemical Formula:

Ni6Fe+++2(SO4)(OH)16•7(H2O)

Composition:

Molecular Weight = 958.12 gm

Iron 11.66 % Fe 16.67 % Fe₂O₃

Nickel 36.75 % Ni 46.77 % NiO

Hydrogen 3.16 % H 28.20 % H₂O

Sulfur 3.35 % S 8.36 % SO₃

Oxygen 45.09 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ni₆Fe³⁺₂(SO₄)(OH)₁₆•7(H₂O)

IMA Status:

Approved IMA 1981

Locality:

Otter Shoot nickel mine, Kambalda, WA, Australia. Link to MinDat.org Location Data.

Name Origin:

Named to indicate its relationship to honessite.

Name Pronunciation:

Hydrohonessite + Pronunciation

Hydrohonessite Image

Images:

Hydrohonessite

Comments: Yellow to brown crusts of hydrohonessite on matrix.
Location: Otter Shoot, Kambalda, Western Australia, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Hydrohonessite Crystallography

Axial Ratios:

a:c = 1:3.49514

Cell Dimensions:

a = 3.09, c = 10.8, Z = 0.15; V = 89.30 Den(Calc)= 2.67

Crystal System:

HexagonalSpace Group: Unk

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

By Intensity(I/I_o): 11(1), 5.36(0.5), 3.68(0.4),

Physical Properties of Hydrohonessite

Color:

Yellow, Bright yellow.

Density:

2.635

Habit:

Hexagonal - Six-sided crystal shape in cross-section or habit.

Habit:

Platy - Sheet forms (e.g. micas).

Habit:

Thin - Flat dimensioned crystals.

Streak:

yellow white

Optical Properties of Hydrohonessite

Gladstone-Dale:

CI meas= 0.057 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.069 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2285,KPDmeas= 0.2315,KC= 0.2455
Ncalc = 1.65 - 1.66

Optical Data:

Uniaxial (-), e=1.59, w=1.63, bire=0.0400.

Calculated Properties of Hydrohonessite

Electron Density:

Bulk Density (Electron Density)=2.65 gm/cc
note: Specific Gravity of Hydrohonessite =2.64 gm/cc.

Fermion Index:

Fermion Index = 0.0070966722
Boson Index = 0.9929033278

Photoelectric:

PE_{Hydrohonessite}= 17.85 barns/electron
U=PE_{Hydrohonessite} x rElectron Density= 47.33 barns/cc.

Radioactivity:

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

Hydrohonessite Classification

Dana Class:

31.10.07.01 (31)Hydrated Sulfates Containing Hydroxyl or Halogen

(31.10)miscellaneous

(31.10.07)Dana Group

31.10.07.01 Hydrohonessite Ni6Fe2(SO4)(OH)16•7(H2O) Unk Hex

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 Hydrohonessite 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 Hydrohonessite :
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 Hydrohonessite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Hydrohonessite

Ni6Fe+++2(SO4)(OH)16•7(H2O)
Dana No: 31.10.07.01 Strunz No: 07.DD.35
Locality:

Notes: