Hyttsjoite Mineral Data

General Hyttsjoite Information

Chemical Formula:

Pb18Ba2Ca5Mn++2Fe+++2Si30O90Cl•6(H2O)

Composition:

Molecular Weight = 6,852.27 gm

Barium 4.01 % Ba 4.48 % BaO

Calcium 2.92 % Ca 4.09 % CaO

Manganese 1.60 % Mn 2.07 % MnO

Iron 1.63 % Fe 2.33 % Fe₂O₃

Silicon 12.30 % Si 26.31 % SiO₂

Hydrogen 0.18 % H 1.58 % H₂O

Lead 54.43 % Pb 58.63 % PbO

Chlorine 0.52 % Cl 0.52 % Cl

- % Cl -0.12 % -O=Cl₂

Oxygen 22.42 % O

______ ______

100.00 % 99.88 % = TOTAL OXIDE

Empirical Formula:

Pb₁₈Ba₂Ca₅Mn²⁺₂Fe³⁺₂Si₃₀O₉₀Cl•6(H₂O)

Environment:

In a manganese-rich skarn.

IMA Status:

Approved IMA 1996 (Dana # Added)

Locality:

The Langban Mines, Filipstad district, Varmland, Sweden. Link to MinDat.org Location Data.

Name Origin:

For Hytssjon, a lake west of the Langban mines.

Name Pronunciation:

Hyttsjoite + Pronunciation

Synonym:

IMA1993-056

Hyttsjoite Image

Images:

Hyttsjoite

Comments: B&W image of hyttsjoite (Hy) with quartz (Q), melanotekite (M), andradite (A), and a mixture of a mineral resembling talc with unidentified phases (T).
Location: Langban mines, Filipstad district, Varmland, Sweden (AmMin, v81:743). Scale: See Image.
© American Mineralogist

Hyttsjoite Crystallography

Axial Ratios:

a:c = 1:8.05372

Cell Dimensions:

a = 9.865, c = 79.45, Z = 3; V = 6,696.05 Den(Calc)= 5.10

Crystal System:

Trigonal - Rhombohedral H-M Symbol ( 3) Space Group: R 3

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

By Intensity(I/I_o): 3.32(1), 2.671(0.8), 13.4(0.5),2.969(0.4), 3.11(0.4),

Physical Properties of Hyttsjoite

Cleavage:

{001} Good

Color:

Colorless.

Density:

5.09

Diaphaneity:

Transparent

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Habit:

Skeletal - Crystals form crude outlines with missing faces.

Luster:

Adamantine

Streak:

white

Optical Properties of Hyttsjoite

Gladstone-Dale:

CI meas= 0.014 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.016 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1627,KPDmeas= 0.1631,KC= 0.1654
Ncalc = 1.84

Optical Data:

Uniaxial (-), e=1.815, w=1.845, bire=0.0300.

Calculated Properties of Hyttsjoite

Electron Density:

Bulk Density (Electron Density)=4.47 gm/cc
note: Specific Gravity of Hyttsjoite =5.09 gm/cc.

Fermion Index:

Fermion Index = 0.13
Boson Index = 0.87

Photoelectric:

PE_Hyttsjoite= 972.28 barns/electron
U=PE_Hyttsjoite x rElectron Density=4,343.46 barns/cc.

Radioactivity:

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

Hyttsjoite Classification

Dana Class:

73.02.01.02 (73)Phyllosilicate Condensed Tetrahedral Sheets

(73.02)with double and single layers

(73.02.01)Dana Group

73.02.01.01 Jagoite (Pb,Na,Ca)3(Fe,Mg)Si3O10(Cl,OH) P 62c 6 m2

73.02.01.02 Hyttsjoite! Pb18Ba2Ca5Mn2Fe2Si30O90Cl•6(H2O) R 3 3

Strunz Class:

09.EG.60 09 - SILICATES (Germanates)

09.E - Phyllosilicates

09.EG -Double nets with 6-membered and larger rings

09.EG.60 Hyttsjoite! Pb18Ba2Ca5Mn2Fe2Si30O90Cl•6(H2O) R 3 3

Other Hyttsjoite Information

References:

NAME( MinRec, Vol 28, No 3) PHYS. PROP.(AmMin, Vol 28, No 3) OPTIC PROP.(MinRec, Vol 28, No 3)

See Also:

Links to other databases for Hyttsjoite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info
12 - WWW-MINCRYST

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Hyttsjoite

Pb18Ba2Ca5Mn++2Fe+++2Si30O90Cl•6(H2O)
Dana No: 73.02.01.02 Strunz No: 09.EG.60
Locality:

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