Jagoite Mineral Data (original) (raw)

General Jagoite Information

Help on Chemical Formula: Chemical Formula:

(Pb,Na,Ca)3(Fe+++,Mg)Si3O10(Cl,OH)

Help on Composition: Composition:

Molecular Weight = 834.25 gm

Sodium 0.55 % Na 0.74 % Na2O

Calcium 0.48 % Ca 0.67 % CaO

Magnesium 0.58 % Mg 0.97 % MgO

Iron 5.36 % Fe 7.66 % Fe2O3

Silicon 10.44 % Si 22.33 % SiO2

Hydrogen 0.02 % H 0.22 % H2O

Lead 59.61 % Pb 61.91 % Pb2O

Chlorine 3.40 % Cl 3.40 % Cl

- % Cl -0.77 % -O=Cl2

Oxygen 19.56 % O

______ ______

100.00 % 97.12 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Pb2.4Na0.2Ca0.1Fe3+0.8Mg0.2Si3.1O10Cl0.8(OH)0.2

Help on Environment: Environment:

In hematite ores.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1957

Help on Locality: Locality:

At Lanban, Varmland, Sweden. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for John B. Jago Trelawney (1909-), mineral collector of Palo Alto, California, USA.

Help on Name Pronunciation: Name Pronunciation:

Jagoite Say JAGOITE

Help on Synonym: Synonym:

ICSD 100874

PDF 36-417

Jagoite Image

Click Here for Larger Jagoite Image in a New Browser Window Images:

Jagoite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:3.9083

Help on Cell Dimensions: Cell Dimensions:

a = 8.528, c = 33.33, Z = 8; V = 2,099.23 Den(Calc)= 5.28

Help on Crystal System: Crystal System:

Hexagonal - Ditrigonal DipyramidalH-M Symbol (6 m2) Space Group: P 62c

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.4(1), 2.8(0.8), 4.16(0.5),

Click Here for Large Jagoite Structure Window Crystal Structure:

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| | Mellini M , Merlino S , American Mineralogist , 66 (1981) p.852-858, The crystal structure of jagoite | | -------------------------------------------------------------------------------------------------------- |

Physical Properties of Jagoite

Help on Cleavage: Cleavage:

{0001} Perfect

Help on Color: Color:

Yellow green.

Help on Density: Density:

5.43

Help on Diaphaneity: Diaphaneity:

Semitransparent

Help on Fracture: Fracture:

Flexible - Flexible fragments.

Help on Habit: Habit:

Aggregates - Made of numerous individual crystals or clusters.

Help on Habit: Habit:

Micaceous - Platy texture with "flexible" plates.

Help on Hardness: Hardness:

3 - Calcite

Help on Luster: Luster:

Vitreous (Glassy)

Help on Streak: Streak:

yellow

Optical Properties of Jagoite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -1.09 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -1.149 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1866,KPDmeas= 0.1814,KC= 0.0868
Ncalc = 1.46 - 1.47

Help on Optical Data: Optical Data:

Uniaxial (-), e=1.97, w=2, bire=0.0300.

Calculated Properties of Jagoite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=4.73 gm/cc
note: Specific Gravity of Jagoite =5.43 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.13
Boson Index = 0.87

Help on Photoelectric: Photoelectric:

PEJagoite =1,054.07 barns/electron
U=PEJagoite x rElectron Density=4,980.92 barns/cc.

Help on Radioactivity: Radioactivity:

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

Jagoite Classification

Help on Dana Class: Dana Class:

73.02.01.01 (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

Help on Strunz Class: Strunz Class:

09.EG.50 09 - SILICATES (Germanates)

09.E - Phyllosilicates

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

09.EG.50 Jagoite (Pb,Na,Ca)3(Fe,Mg)Si3O10(Cl,OH) P 62c 6 m2

Other Jagoite Information

Help on References: References:

NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

Help on See Also: See Also:

Links to other databases for Jagoite :
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
15 - WWW-MINCRYST

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

Jagoite

(Pb,Na,Ca)3(Fe+++,Mg)Si3O10(Cl,OH)
Dana No: 73.02.01.01 Strunz No: 09.EG.50
Locality:

Notes: