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Kittatinnyite

Additional Functions

Collectors Summary

Color leuchtend gelb
Streak color hellgelb
Hardness (Mohs) 4
Crystal System hexagonal,

Chemism

Chemical formula

Ca2Mn2+Mn3+2(SiO4)2(OH)4·9H2O

Chemical composition

Calcium, Mangan, Silicium, Sauerstoff, Wasserstoff

Unit weight: 659.3048737 u; Number of atoms in the formula: 50

Info

Empirical formula:

Ca2MnMn2(SiO4)2(OH)4·9H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

3.36

22

44.00

1.0079470

22.1748340
Oxygen

O

50.96

21

42.00

15.9994300

335.9880300
Silicon

Si

8.52

2

4.00

28.0855300

56.1710600
Calcium

Ca

12.16

2

4.00

40.0784000

80.1568000
Manganese

Mn

25.00

3

6.00

54.9380499

164.8141497

Strunz 9th edition incl. updates

9.AG.35

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
G: Insel(Neso)silikate mit zusätzlichem Anionen; Kationen in meist [6] und > [6] Koordination
35:Kittatinnyit-Gruppe

Lapis Classification

VIII/B.21-010

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
21: Kationen mit Koordinationszahlen zwischen [8] und [12]

Classification by Hölzel

9.AI.480

9: SILICATES
A: Nesosilicates
I: Nesosilicates with OH
4: C small + large without REE's

Dana 8th edition

52.04.01.03

52: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
04: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or > [6] coordination
01: Welinite group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

leuchtend gelb

Streak color

hellgelb

RI value α / ω / n

1.727

2V angle

Uniaxial (-)

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

hexagonal

Cell parameters a (Å)

6.498

Cell parameters b (Å)

-

Cell parameters c (Å)

22.78

Cell parameters a/b or c/a

3.506

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volumne (ų)

832.998

X-Ray Powder Diffraction

11.2(100),
5.61(60),
5.03(30),
3.80(30),
2.822(50),
2.733(60),
2.525(40),
2.279(40)
XRD chart Kittatinnyite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.61

2.628 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

USA/New Jersey/Sussex Co./Franklin Mining District/Franklin/Franklin Mine/Taylor Mine

Preface

Author (Name, Year)

Dunn & Peacor, 1983

References

American Mineralogist 68 (1983), 1029

Other languages

German

Kittatinnyit

French

Kittatinnyite

English

Kittatinnyite

Spanish

Kittatinnyíta

CNMNC (IMA)-Number

IMA 1982-083

CNMNC symbol

Symbol

Kit