Hauckite Mineral Data

General Hauckite Information

Chemical Formula:

(Mg,Mn++)24Zn18Fe+++3(SO4)4(CO3)2(OH)81 (?)

Composition:

Molecular Weight = 3,993.55 gm

Magnesium 10.95 % Mg 18.17 % MgO

Manganese 8.25 % Mn 10.66 % MnO

Zinc 29.47 % Zn 36.68 % ZnO

Iron 4.20 % Fe 6.00 % Fe₂O₃

Hydrogen 2.04 % H 18.27 % H₂O

Carbon 0.60 % C 2.20 % CO₂

Sulfur 3.21 % S 8.02 % SO₃

Oxygen 41.27 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Mg₁₈Mn²⁺₆Zn₁₈Fe³⁺₃(SO₄)₄(CO₃)₂(OH)₈₁

Environment:

Secondary mineral associated with phlogopite and mooreite on a calcite-serpentine matrix.

IMA Status:

Approved IMA 1980

Locality:

Sterling Hill mine, Ogdensburg, NJ, USA. Link to MinDat.org Location Data.

Name Origin:

Named in 1980 for Richard Hauck, (1935-), New Jersey mineral collector.

Name Pronunciation:

Hauckite

Hauckite Image

Images:

Hauckite

Comments: Orange-yellow crystalline hauckite with pink calcite and black franklinite.
Location: Sterling Mine, Ogdensburg, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Hauckite Crystallography

Axial Ratios:

a:c = 1:3.29443

Cell Dimensions:

a = 9.17, c = 30.21, Z = 1; V = 2,199.99 Den(Calc)= 3.01

Crystal System:

Hexagonal - Dihexagonal DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 6/mmm

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

By Intensity(I/I_o): 3.96(1), 7.8(0.9), 4.57(0.6),

Physical Properties of Hauckite

Cleavage:

{0001} Perfect

Color:

Bright orange, Light yellow.

Density:

3.02 - 3.1, Average = 3.06

Diaphaneity:

Transparent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Habit:

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

Hardness:

2-3 - Gypsum-Calcite

Luminescence:

Non-fluorescent.

Luster:

Vitreous - Pearly

Streak:

light yellow

Optical Properties of Hauckite

Dichroism (e):

golden brown.

Dichroism (w):

pale yellow.

Gladstone-Dale:

CI meas= 0.037 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.021 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2106,KPDmeas= 0.2072,KC= 0.2151
Ncalc = 1.65 - 1.67

Optical Data:

Uniaxial (+), w=1.63, e=1.638, bire=0.0080.

Calculated Properties of Hauckite

Electron Density:

Bulk Density (Electron Density)=2.96 gm/cc
note: Specific Gravity of Hauckite =3.01 gm/cc.

Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Photoelectric:

PE_Hauckite= 18.14 barns/electron
U=PE_Hauckite x rElectron Density= 53.73 barns/cc.

Radioactivity:

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

Hauckite Classification

Dana Class:

32.03.04.01 (32)Compound Sulfates

(32.03)(anhydrous) with poly-anionic formula

(32.03.04)Dana Group

32.03.04.01 Hauckite (Mg,Mn)24Zn18Fe3(SO4)4(CO3)2(OH)81(?) P 6/mmm 6/m 2/m 2/m

32.03.04.02 Philolithite! Pb12O6Mn(Mg,Mn)2(Mn,Mg)4(SO4)(CO3)4Cl4(OH)12 P 4₁/nnm 4/m 2/m 2/m

Strunz Class:

07.BB.10 07 - SULFATES (SELENATES, TELLURATES)

07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O

07.BB -With medium-sized cations

07.BB.10 Hauckite (Mg,Mn)24Zn18Fe3(SO4)4(CO3)2(OH)81(?) P 6/mmm 6/m 2/m 2/m

Other Hauckite Information

References:

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

See Also:

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

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Ask about Hauckite here :
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Print or Cut-and-Paste your Hauckite Specimen Label here :

Hauckite

(Mg,Mn++)24Zn18Fe+++3(SO4)4(CO3)2(OH)81 (?)
Dana No: 32.03.04.01 Strunz No: 07.BB.10
Locality:

Notes: