Hydrohetaerolite Mineral Data
General Hydrohetaerolite Information
Chemical Formula:
Zn2Mn+++4O8•(H2O)
Composition:
Molecular Weight = 496.54 gm
Manganese 44.26 % Mn 63.59 % Mn2 O3
Zinc 26.34 % Zn 32.78 % ZnO
Hydrogen 0.41 % H 3.63 % H2 O
Oxygen 29.00 % O
______ ______
100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:
Zn2 Mn3+ 4 O8 •(H2 O)
Environment:
Oxidized manganese-bearing zinc deposits.
IMA Status:
Valid Species (Pre-IMA) 1929
Locality:
Wolftone mine, Leadville, Lake Co., Colorado, USA. Link to MinDat.org Location Data.
Name Origin:
Named for a HYDROus mineral, and its relation to hetaerolite.
Name Pronunciation:
Hydrohetaerolite + Pronunciation
Hydrohetaerolite Image
Images:
Hydrohetaerolite Crystallography
Axial Ratios:
a:c = 1:1.57018
Cell Dimensions:
a = 5.735, c = 9.005, Z = 2; V = 296.18 Den(Calc)= 5.57
Crystal System:
Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: I 41 /amd
X Ray Diffraction:
By Intensity(I/Io ): 2.47(1), 2.66(0.8), 3.02(0.7),
Physical Properties of Hydrohetaerolite
Cleavage:
{???} Good
Color:
Brownish black, Dark brown.
Density:
4.64
Diaphaneity:
Opaque
Habit:
Botryoidal - "Grape-like" rounded forms (e.g.. malachite).
Habit:
Massive - Uniformly indistinguishable crystals forming large masses.
Habit:
Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Hardness:
5-6 - Between Apatite and Orthoclase
Luminescence:
Non-fluorescent.
Luster:
Sub Metallic
Magnetism:
Nonmagnetic
Streak:
dark brown
Optical Properties of Hydrohetaerolite
Gladstone-Dale:
CI meas = 0.005 (Superior) - where the CI = (1-KPDmeas /KC ) CI calc = 0.171 (Poor) - where the CI = (1-KPDcalc /KC )
KPDcalc = 0.2118,KPDmeas = 0.2543,KC = 0.2555 Ncalc = 2.19 - 2.42
Optical Data:
Uniaxial (-), e=2.1, w=2.26, bire=0.1600.
Calculated Properties of Hydrohetaerolite
Electron Density:
Bulk Density (Electron Density)=4.37 gm/cc note: Specific Gravity of Hydrohetaerolite =4.64 gm/cc.
Fermion Index:
Fermion Index = 0.01 Boson Index = 0.99
Photoelectric:
PEHydrohetaerolite = 24.97 barns/electronU=PEHydrohetaerolite x r Electron Density= 109.22 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Hydrohetaerolite is Not Radioactive
Hydrohetaerolite Classification
Dana Class:
07.02.07.03 (07) Multiple Oxides
(07.02) (A+ B++)2 X4 Spinel group
(07.02.07) Dana Group
07.02.07.01 Hausmannite MnMn2O4 I 41 /amd 4/m 2/m 2/m
07.02.07.02 Hetaerolite ZnMn2O4 I 41 /amd 4/m 2/m 2/m
07.02.07.03 Hydrohetaerolite Zn2Mn4O8•(H2O) I 41 /amd 4/m 2/m 2/m
Strunz Class:
04.BB.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
04.B - Metal:Oxygen = 3:4 and similar
04.BB -With only medium-sized cations
04.BB.10 Hausmannite MnMn2O4 I 41 /amd 4/m 2/m 2/m
04.BB.10 Iwakiite Mn(Fe,Mn)2O4 P 41 /nnm 4/m 2/m 2/m
04.BB.10 Hydrohetaerolite Zn2Mn4O8•(H2O) I 41 /amd 4/m 2/m 2/m
04.BB.10 Hetaerolite ZnMn2O4 I 41 /amd 4/m 2/m 2/m
Other Hydrohetaerolite Information
References:
NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
See Also:
Links to other databases for Hydrohetaerolite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - Franklin Minerals(Palache)
7 - GeoScienceWorld
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - MinDAT
13 - Mineralienatlas (Deutsch)
14 - Online Mineral Museum
15 - QUT Mineral Atlas
16 - Ruff.Info
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Print or Cut-and-Paste your Hydrohetaerolite Specimen Label here :
Hydrohetaerolite
Zn2Mn+++4O8•(H2O)
Dana No: 07.02.07.03 Strunz No: 04.BB.10
Locality:
Notes:
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