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Muscovite-3T

Pictures (1 Images total)

Muskovit
Views (File:
1405345008
): 1083
Muskovit
leicht rosafarbener feinkristalliner Muskovit-3T; Größe der ganzen Stufe 6x5cm; Silberkopfzeche; Ilfeld
Copyright: Harzsammler; Contribution: Harzsammler
Collection: Harzsammler
Location: Deutschland/Thüringen/Nordhausen, Landkreis/Harztor/Ilfeld
Mineral: Muscovite-3T
Image: 1405345008
License: Usage for Mineralienatlas project only
Muskovit

leicht rosafarbener feinkristalliner Muskovit-3T; Größe der ganzen Stufe 6x5cm; Silberkopfzeche; Ilfeld

Collection: Harzsammler
Copyright: Harzsammler
Contribution: Harzsammler 2014-07-14
Locality: Ilfeld / Harztor / Nordhausen, Landkreis / Thüringen / Deutschland

Collectors Summary

Crystal System trigonal, P3112

Chemism

Chemical formula

KAl2(Si3Al)O10(OH,F)2

Chemical composition

Aluminium, Silicium, Fluor, Kalium, Sauerstoff, Wasserstoff

Unit weight: 399.304081725 u; Number of atoms in the formula: 20.5

Info

Empirical formula:

KAl2(Si3Al)O10((OH)0.75F0.25)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.38

1.5

7.32

1.0079470

1.5119205

Oxygen

O

46.08

11.5

56.10

15.9994300

183.9934450

Fluorine

F

2.38

0.5

2.44

18.9984033

9.4992016

Aluminium

Al

20.27

3

14.63

26.9815382

80.9446146

Silicon

Si

21.10

3

14.63

28.0855300

84.2565900

Potassium

K

9.79

1

4.88

39.0983100

39.0983100

Strunz 9th edition incl. updates

9.EC.15

9: Silikate (Germanate)
E: Schichtsilikate (Phyllosilikate)
C: Schichtsilikate (Phyllosilikate) mit Glimmer Tafeln, zusammengesetzt aus tetrahedralen oder octahedralen Netzen
15:Muskovit-Gruppe

Mineral status

Polytype

Variety / polytype of

Muscovite

Crystallography

Crystal System

trigonal

Class (H-M)

32

Space Group number

151

Space Group

P3112

Cell parameters a (Å)

5.12

Cell parameters b (Å)

-

Cell parameters c (Å)

29.804

Cell parameters a/b or c/a

5.821

Cell parameters c/b

-

Z

3

Volume (ų)

676.62

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

2.94 ( ρ calc. Mineralienatlas )

Other languages

English

Muscovite-3T

German

Muskovit-3T

Russian

Мусковит-3T

IDs

GUSID (Global unique identifier short form) FYBcLu4QNEGo1Tl5eVw2AQ
GUID (Global unique identifier) 2E5C8015-10EE-4134-A8D5-3979795C3601
Database ID 7645