Schuetteite Mineral Data

General Schuetteite Information

Chemical Formula:

Hg3(SO4)O2

Composition:

Molecular Weight = 729.83 gm

Mercury 82.45 % Hg 89.03 % HgO

Sulfur 4.39 % S 10.97 % SO₃

Oxygen 13.15 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Hg₃(SO₄)O₂

Environment:

Formed either by the oxidation of cinnabar ore exposed to sunlight, or in the bricks and remains of old mercury furnaces and condensers.

IMA Status:

Approved IMA 1959

Locality:

Silver Cloud mine, Ivanho district, N of Battle Mountain, Nevada. Sulfur Bank mine, end of east arm of Clear Lake, Clear Lake, Lake Co. California. Link to MinDat.org Location Data.

Name Origin:

Named for Curt Nicolaus Schuette (1895-1975), American mining engineer and geologist, specialist in mercury deposits.

Name Pronunciation:

Schuetteite + Pronunciation

Synonym:

ICSD 24147

PDF 12-724

Schuetteite Image

Images:

Schuetteite

Comments: Yellow earthy schuetteite coatings.
Location: Oceanic Mine, San Luis Obispo County, California. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Schuetteite Crystallography

Axial Ratios:

a:c = 1:1.42149

Cell Dimensions:

a = 7.07, c = 10.05, Z = 3; V = 435.05 Den(Calc)= 8.36

Crystal System:

Trigonal - Trapezohedral H-M Symbol (3 2) Space Group: P 3₁21

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

By Intensity(I/I_o): 2.91(1), 3.34(0.7), 2.6(0.55),

Physical Properties of Schuetteite

Color:

Bright canary yellow, Yellow, Orange.

Density:

8.18

Habit:

Encrustations - Forms crust-like aggregates on matrix.

Habit:

Thin - Flat dimensioned crystals.

Hardness:

3 - Calcite

Streak:

yellow

Optical Properties of Schuetteite

Dichroism (e):

greenish yellow.

Dichroism (w):

orange yellow.

Gladstone-Dale:

CI meas= -0.043 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.021 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1316,KPDmeas= 0.1345,KC= 0.1289
Ncalc = 2.05 - 2.08

Optical Data:

Uniaxial (-), e=2.1.

Calculated Properties of Schuetteite

Electron Density:

Bulk Density (Electron Density)=6.96 gm/cc
note: Specific Gravity of Schuetteite =8.36 gm/cc.

Fermion Index:

Fermion Index = 0.24
Boson Index = 0.76

Photoelectric:

PE_Schuetteite=1,401.24 barns/electron
U=PE_Schuetteite x rElectron Density=9,758.84 barns/cc.

Radioactivity:

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

Schuetteite Classification

Dana Class:

30.01.13.01 (30)Anhydrous Sulfates Containing Hydroxyl or Halogen

(30.01)where (A B)m (XO4)p Zq where m:p>2:1

(30.01.13)Dana Group

30.01.13.01 Schuetteite Hg3(SO4)O2 P 3₁21 3 2

Strunz Class:

07.BB.40 07 - SULFATES (SELENATES, TELLURATES)

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

07.BB -With medium-sized cations

07.BB.40 Schuetteite Hg3(SO4)O2 P 3₁21 3 2

Other Schuetteite Information

References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)

See Also:

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

Schuetteite

Hg3(SO4)O2
Dana No: 30.01.13.01 Strunz No: 07.BB.40
Locality:

Notes:

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