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Gmelinite-Ca

Pictures (4 Images total)

Gmelinit-Ca
Views (File:
1324655752
): 1197
Gmelinit-Ca
Größe: 2,58 mm, Fundort: Contrada Bagattei, Vestenanuova, Verona, Venetien (Veneto), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Venetien (Veneto), Region/Verona, Provinz/San Giovanni Ilarione/Cava Cattignano (Bagattei)
Mineral: Gmelinite-Ca
Image: 1324655752
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Gmelinit-Ca

Größe: 2,58 mm, Fundort: Contrada Bagattei, Vestenanuova, Verona, Venetien (Veneto), Italien

Copyright: Matteo Chinellato
Contribution: Hg 2011-12-23
Locality: Cava Cattignano (Bagattei) / San Giovanni Ilarione / Verona, Provinz / Venetien (Veneto), Region / Italien
Gmelinit-Ca
Views (File:
1679748786
): 57
Gmelinit-Ca
BB: ca.6 mm; Gmelinit-(Ca) kristall; FO: Sokolovskoye Iron Mine, Sokolov-Sarbai/Rudny, Kasachstan
Copyright: Harald Biecker; Contribution: Harald Biecker
Collection: Harald Biecker
Location: Kasachstan/Qostanay oblysy (Qostanai; Kustany)/Sokolov-Sarbai/Rudny/Sokolovskoye Mine
Mineral: Gmelinite-Ca
Image: 1679748786
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Gmelinit-Ca

BB: ca.6 mm; Gmelinit-(Ca) kristall; FO: Sokolovskoye Iron Mine, Sokolov-Sarbai/Rudny, Kasachstan

Collection: Harald Biecker
Copyright: Harald Biecker
Contribution: Harald Biecker 2023-03-25
Locality: Sokolovskoye Mine / Rudny / Sokolov-Sarbai / Qostanay oblysy (Qostanai; Kustany) / Kasachstan
Gmelinit-Ca
Views (File:
1218528115
): 1492
Gmelinit-Ca
Größe: 2,5 mm; Fundort: Monte Nero, San Pietro, Montecchio Maggiore, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Venetien (Veneto), Region/Vicenza, Provinz/Montecchio Maggiore/San Pietro/Monte Nero
Mineral: Gmelinite-Ca
Image: 1218528115
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Gmelinit-Ca

Größe: 2,5 mm; Fundort: Monte Nero, San Pietro, Montecchio Maggiore, Vicenza, Venetien (Veneto), Italien

Copyright: Matteo Chinellato
Contribution: Hg 2008-08-12
Locality: Monte Nero / San Pietro / Montecchio Maggiore / Vicenza, Provinz / Venetien (Veneto), Region / Italien
Gmelinit-Ca
Views (File:
1297723616
): 1226
Gmelinit-Ca
Größe: 7,9 x 5,9 x 5,1 cm, Fundort: Sarbai Mine, Rudny, Qostaney Oblast, Kasachstan
Copyright: Rob Lavinsky; Contribution: thdun5
Location: Kasachstan/Qostanay oblysy (Qostanai; Kustany)/Sokolov-Sarbai/Rudny/Sarbai Mine
Mineral: Gmelinite-Ca
Image: 1297723616
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Gmelinit-Ca

Größe: 7,9 x 5,9 x 5,1 cm, Fundort: Sarbai Mine, Rudny, Qostaney Oblast, Kasachstan

Copyright: Rob Lavinsky
Contribution: thdun5 2011-02-14
Locality: Sarbai Mine / Rudny / Sokolov-Sarbai / Qostanay oblysy (Qostanai; Kustany) / Kasachstan

Collectors Summary

Color weiß, rötlichweiß, rosa, grünlichweiß, Flesh rot
Streak color weiß
Lustre Glasglanz
Crystal System hexagonal, P63/mmc

Chemism

Chemical formula

(Ca,Sr,Na)4(Si,Al)12O24·11H2O

Chemical composition

Aluminium, Calcium, Natrium, Silicium, Strontium, Sauerstoff, Wasserstoff

Unit weight: 1126.39853668 u; Number of atoms in the formula: 73

Info

Empirical formula:

(Ca0.6Sr0.3Na0.1)4(Si0.75Al0.25)12O24·11H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.97

22

30.14

1.0079470

22.1748340

Oxygen

O

49.71

35

47.95

15.9994300

559.9800500

Sodium

Na

0.82

0.4

0.55

22.9897702

9.1959081

Aluminium

Al

7.19

3

4.11

26.9815382

80.9446146

Silicon

Si

22.44

9

12.33

28.0855300

252.7697700

Calcium

Ca

8.54

2.4

3.29

40.0784000

96.1881600

Strontium

Sr

9.33

1.2

1.64

87.6210000

105.1452000

Strunz 9th edition incl. updates

9.GD.05

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

Lapis Classification

VIII/J.26-054

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
26: Zeolith-Gruppe; Würfelzeolithe

Classification by Hölzel

9.FL.222

9: SILICATES
F: Tektosilicates
L: Zeolites with 6-Rings

Dana 8th edition

77.01.02.06a

77: Tektosilicates Tectosilicate Zeolite group
01: Tektosilicates Tectosilicate Zeolite group true zeolites
02: Chabazite and related species

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Zeolite group  ⇒ GME zeolite structure group  ⇒ Gmelinite series

Optical Properties

Color

weiß, rötlichweiß, rosa, grünlichweiß, Flesh rot

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

Lustre

Glasglanz

max. Birefringence

0.0020 - 0.0130

RI value α / ω / n

1.474 - 1.481

RI value γ / ε

1.476 - 1.494

Ri mean

1481.25

2V angle

Uniaxial (+/-)

Optical Data Luminescence

Color LW-UV (365nm)

 

gelb

Color SW-UV (254nm)

 

gelb

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

hexagonal

Class (H-M)

6/mmm

Space Group number

194

Space Group

P63/mmc

Cell parameters a (Å)

13.800

Cell parameters b (Å)

-

Cell parameters c (Å)

9.964

Cell parameters a/b or c/a

0.722

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volume (ų)

1643.321

X-Ray Powder Diffraction

2.6461(10),
2.9893(12),
3.1488(12),
4.1034(22),
4.8960(16),
7.5758(9),
11.9572(100)

XRD chart Gmelinite-Ca

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

2.03 - 2.17 / Durchschnittlich = 2.09

2.276 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Coombs & etc., 1997

References

Neues Jahrbuch für Mineralogie, Monatshefte (1978), 310-324.

Neues Jahrbuch für Mineralogie, Monatshefte (1982), 145-155.

Canadian Mineralogist 35 (1997), 1571.

IMA group assignments



 
 
 
 
 
 

 
 
 
 
(Ca,Sr,Na)4(Si,Al)12O24·11H2O
hexagonal
P63/mmc

 
 
 
 
(K,Na,Ca)5(Si,Al)24O48·22H2O
hexagonal
P63/mmc

 
 
 
 
Na4(Si8Al4)O24·11H2O
hexagonal
P63/mmc

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Actuality: 15. Jul 2024 - 15:45:19

Other languages

German

Gmelinit-Ca

Spanish

Gmelinita-Ca

English

Gmelinite-Ca

French

Gmelinite-Ca

Russian

Гмелинит-Ca

Simplified Chinese

钙菱沸石

Alternative Name

Gmelinit-(Ca)

CNMNC symbol

Symbol

Gme-Ca

Locations with GPS information

IDs

GUSID (Global unique identifier short form) wFrCsVjft0KOyJULFr33Xg
GUID (Global unique identifier) B1C25AC0-DF58-42B7-8EC8-950B16BDF75E
Database ID 1407