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Ferrierite-K (Ferrierit-K)

Additional Functions

Collectors Summary

Color farblos, weiß, rosa, orange, rot
Streak color weiß
Lustre Glasglanz
Crystal System orthorhombisch, Immm

Chemism

Chemical formula

(K,Na)5(Si31Al5)O72·18H2O

Chemical composition

Aluminium, Natrium, Silicium, Kalium, Sauerstoff, Wasserstoff

Unit weight: 2657.14978825 u; Number of atoms in the formula: 167

Info

Empirical formula:

(K0.75Na0.25)5(Si31Al5)O72·18H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.37

36

21.56

1.0079470

36.2860920
Oxygen

O

54.19

90

53.89

15.9994300

1,439.9487000
Sodium

Na

1.08

1.25

0.75

22.9897702

28.7372128
Aluminium

Al

5.08

5

2.99

26.9815382

134.9076910
Silicon

Si

32.77

31

18.56

28.0855300

870.6514300
Potassium

K

5.52

3.75

2.25

39.0983100

146.6186625

Strunz 9th edition incl. updates

9.GD.50

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H2O; Familie der Zeolithe
D: Ketten von fünfer-Ringen
50:Ferrierit-Gruppe

Lapis Classification

VIII/J.22-003

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
22: Zeolith-Gruppe; Faserzeolithe

Classification by Hölzel

9.FM.102

9: SILICATES
F: Tektosilicates
M: Mordenite-Group

Dana 8th edition

77.01.06.06a

77: Tektosilicates Tectosilicate Zeolite group
01: Tektosilicates Tectosilicate Zeolite group true zeolites
06: Mordenite and related species

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Zeolite group  ⇒ FER zeolite structure group  ⇒ Ferrierite series

Optical Properties

Color

farblos, weiß, rosa, orange, rot

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

Lustre

Glasglanz

Optical Data Luminescence

Color LW-UV (365nm)

  

bläulich weiß

Color SW-UV (254nm)

  

bläulich weiß

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

71

Space Group

Immm

Cell parameters a (Å)

18.937

Cell parameters b (Å)

14.140

Cell parameters c (Å)

7.478

Cell parameters a/b or c/a

1.339

Cell parameters c/b

0.529

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

1

Volumne (ų)

2002.378

Crystals 3D

Open larger view

Physical Properties

Density (g/cm³)

2.06 - 2.23 / Durchschnittlich = 2.14

2.203 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

USA/Kalifornien (California)/Los Angeles Co./Santa Monica Mts.

Preface

Name from

Walter Frederick Ferrier (1865-1950), kanadischer Geologe

Author (Name, Year)

Coombs, u.w., 1997

References

Mineralogical Magazine 62 (1998), 533.

American Mineralogist 61 (1976), 60.

Zeitschrift für Kristallographie: 178: 249-256.

IMA group assignments

 
Zeolite group
 
 
 

 
 
FER zeolite structure group
 
 
 

 
 
 
Ferrierite series
 
 
 

 
 
 
 
Ferrierite-K
(K,Na)5(Si31Al5)O72·18H2O
orthorhombisch
Immm

 
 
 
 
Ferrierite-Mg
[Mg2(K,Na)2Ca0.5](Si29Al7)O72·18H2O
orthorhombisch
Immm

 
 
 
 
Ferrierite-Na
(Na,K)5(Si31Al5)O72·18H2O
monoklin
P21/n

 
 
 
 
Ferrierite-NH4
(NH4,Mg0.5)5(Al5Si31O72)·22H2O
orthorhombisch
Immm

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Actuality: 21. Mar 2023 - 20:23:56

Other languages

German

Ferrierit-K

Spanish

Ferrierita-K

English

Ferrierite-K

French

Ferrierite-K

Russian

Феррьерит-K

Alternative Name

Ferrierit-(K)

CNMNC symbol

Symbol

Frr-K