Kittatinnyite Mineral Data

General Kittatinnyite Information

Chemical Formula:

Ca2Mn+++2Mn++Si2O8(OH)4•9(H2O)

Composition:

Molecular Weight = 659.30 gm

Calcium 12.16 % Ca 17.01 % CaO

Manganese 25.00 % Mn 10.76 % MnO / 23.95 % Mn₂O₃

Silicon 8.52 % Si 18.23 % SiO₂

Hydrogen 3.36 % H 30.06 % H₂O

Oxygen 50.96 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ca₂Mn³⁺₂Mn²⁺Si₂O₈(OH)₄•9(H₂O)

Environment:

Metamorphosed Mn-Zn deposit.

IMA Status:

Approved IMA 1983

Locality:

Franklin mine, Franklin, New Jersey, USA. Link to MinDat.org Location Data.

Name Origin:

Named from the Algonquin for "endless hills," in allusion to the topography of the Franklin, New Jersey, area.

Name Pronunciation:

Kittatinnyite + Pronunciation

Kittatinnyite Crystallography

Axial Ratios:

a:c = 1:3.50569

Cell Dimensions:

a = 6.498, c = 22.78, Z = 2; V = 833.00 Den(Calc)= 2.63

Crystal System:

Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 6₃/mmc

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

By Intensity(I/I_o): 11.2(1), 2.733(0.6), 5.61(0.6),

Physical Properties of Kittatinnyite

Cleavage:

{0001} Perfect

Color:

Bright yellow.

Density:

2.61

Fracture:

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

Habit:

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

Habit:

Thin - Flat dimensioned crystals.

Hardness:

4 - Fluorite

Luminescence:

Non-fluorescent.

Luster:

Vitreous (Glassy)

Streak:

light yellow

Optical Properties of Kittatinnyite

Dichroism (e):

moderate yellow.

Dichroism (w):

medium yellow.

Gladstone-Dale:

CI meas= -0.035 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.027 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2764,KPDmeas= 0.2785,KC= 0.2691
Ncalc = 1.7 - 1.71

Optical Data:

Uniaxial (-), w=1.727.

Calculated Properties of Kittatinnyite

Electron Density:

Bulk Density (Electron Density)=2.66 gm/cc
note: Specific Gravity of Kittatinnyite =2.63 gm/cc.

Fermion Index:

Fermion Index = 0.0043925106
Boson Index = 0.9956074894

Photoelectric:

PE_{Kittatinnyite}= 8.02 barns/electron
U=PE_{Kittatinnyite} x rElectron Density= 21.32 barns/cc.

Radioactivity:

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

Kittatinnyite Classification

Dana Class:

52.04.01.03 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O

(52.04)with cations in [6] and/or > [6] coordination

(52.04.01)Welinite group

52.04.01.01 Orebroite-VIII Mn3(Sb,Fe)SiO4(O,OH)3 P 3 3

52.04.01.02 Welinite-VIII (Mn,Mg)3(W,Mn)1-x(SiO4)(O,OH)3(x=1/3) P 3 3

52.04.01.03 Kittatinnyite Ca2Mn2MnSi2O8(OH)4•9(H2O) P 6₃/mmc 6/m 2/m 2/m

52.04.01.04 Franciscanite-VIII Mn3(V,[])1-x(SiO4)(O,OH)3(x=0.5) P 3 3

Strunz Class:

09.AG.35 09 - SILICATES (Germanates)

09.A - Nesosilicates

09.AG -Nesosilicates with additional anions; cations in > [6] � [6] coordination

09.AG.35 Kittatinnyite Ca2Mn2MnSi2O8(OH)4•9(H2O) P 6₃/mmc 6/m 2/m 2/m

Other Kittatinnyite Information

References:

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

See Also:

Links to other databases for Kittatinnyite :
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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Print or Cut-and-Paste your Kittatinnyite Specimen Label here :

Kittatinnyite

Ca2Mn+++2Mn++Si2O8(OH)4•9(H2O)
Dana No: 52.04.01.03 Strunz No: 09.AG.35
Locality:

Notes:

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