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Stilbite-Ca (Stilbit-Ca)

Pictures (63 Images total)

Stilbit-Ca, Heulandit-Ca
Views (File:
1644760169
): 2086
Stilbit-Ca, Heulandit-Ca
Weißliche Stilbit-Ca Kristalle und farblose Heulandit-Ca Kristalle auf alterierter Basaltmatrix; Bildbreite 85mm; Fundort: Steinbr. Oddskarðsvegur, Neskaupstaður, Austurland, IS; Analysiert mit Raman und EDX.
Copyright: guefz; Contribution: guefz
Collection: guefz
Location: Island/Ostisland (Austurland), Region/Fjarðabyggð/Neskaupstaður/Steinbruch Oddskarðsvegur
Mineral: Heulandite-Ca, Stilbite-Ca
Image: 1644760169
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Stilbit-Ca, Heulandit-Ca  E
Analysed with energy dispersive X-ray spectroscopy EDX
R
Analysed with RAMAN spectroscopy

Weißliche Stilbit-Ca Kristalle und farblose Heulandit-Ca Kristalle auf alterierter Basaltmatrix; Bildbreite 85mm; Fundort: Steinbr. Oddskarðsvegur, Neskaupstaður, Austurland, IS; Analysiert mit Ram...
Collection: guefz
Copyright: guefz
Contribution: guefz 2022-02-13
Locality: Steinbruch Oddskarðsvegur / Neskaupstaður / Fjarðabyggð / Ostisland (Austurland), Region / Island
Stilbit-Ca
Views (File:
1274343250
): 3260
Stilbit-Ca
Größe: 12,87 mm; Fundort: Contrada Gonzati, San Rocco di Tretto, Schio, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Venetien (Veneto), Region/Vicenza, Provinz/Schio/San Rocco di Tretto/Contrada Gonzati
Mineral: Stilbite-Ca
Image: 1274343250
Rating: 9 (votes: 2)
License: Usage for Mineralienatlas project only
Stilbit-Ca

Größe: 12,87 mm; Fundort: Contrada Gonzati, San Rocco di Tretto, Schio, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2010-05-20
Locality: Contrada Gonzati / San Rocco di Tretto / Schio / Vicenza, Provinz / Venetien (Veneto), Region / Italien
Stilbit-(Ca) xx
Views (File:
1214183722
): 4234, Rating: 8.25
Stilbit-(Ca) xx
Bildbreite: 5 mm; Fundort: St.-Gotthard-Basistunnel (Nord), NEAT-Baustelle, Amsteg, Reusstal, Uri, Schweiz
Copyright: Stephan Wolfsried; Contribution: Philip Blümner
Location: Schweiz/Uri, Kanton/Silenen/Amsteg/NEAT-Baustelle/Hauptröhre Amsteg - Sedrun
Mineral: Stilbite-Ca
Image: 1214183722
Rating: 8.25 (votes: 4)
License: Usage for Mineralienatlas project only
Stilbit-(Ca) xx

Bildbreite: 5 mm; Fundort: St.-Gotthard-Basistunnel (Nord), NEAT-Baustelle, Amsteg, Reusstal, Uri, Schweiz
Copyright: Stephan Wolfsried
Contribution: Philip Blümner 2008-06-23
Locality: Hauptröhre Amsteg - Sedrun / NEAT-Baustelle / Amsteg / Silenen / Uri, Kanton / Schweiz
Stilbit-Ca
Views (File:
1231284780
): 3076
Stilbit-Ca
Größe: 86x73x46 mm; Fundort: Aurangabad, Maharashtra, Indien
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: Indien/Maharashtra/Aurangabad, Distrikt
Mineral: Stilbite-Ca
Image: 1231284780
Rating: 7.67 (votes: 3)
License: Usage for Mineralienatlas project only
Stilbit-Ca

Größe: 86x73x46 mm; Fundort: Aurangabad, Maharashtra, Indien
Copyright: Rob Lavinsky
Contribution: Philip Blümner 2009-01-06
Locality: Aurangabad, Distrikt / Maharashtra / Indien
Apophyllit-(KF), Stilbit-(Ca)
Views (File:
1306439004
): 4897
Apophyllit-(KF), Stilbit-(Ca)
Größe: 15,2 x 11,7 x 10,8 cm; Fundort: Savada, Distrikt Jalgaon, Maharashtra, Indien
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: Indien/Maharashtra/Jalgaon, Distrikt/Sawda (Savada)
Mineral: Fluorapophyllite-(K), Stilbite-Ca
Image: 1306439004
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Apophyllit-(KF), Stilbit-(Ca)

Größe: 15,2 x 11,7 x 10,8 cm; Fundort: Savada, Distrikt Jalgaon, Maharashtra, Indien
Copyright: Rob Lavinsky
Contribution: Philip Blümner 2011-05-26
Locality: Sawda (Savada) / Jalgaon, Distrikt / Maharashtra / Indien

You find additional specimen at the Geolitho Museum

Collectors Summary

Color weiß, cremefarben, gelb, braun, rot
Streak color weiß
Hardness (Mohs) 3.5 - 4
Solubility +++ Säuren
Crystal System monoklin, C2/m
Morphology Tafelige Kristalle (oft verzwillingt),typisch garbenförmige Büschel, radial, flache Endflächen

Chemism

Chemical formula

(Ca0.5,Na,K)9(Si,Al)36O72·28H2O

Chemical composition

Aluminium, Calcium, Natrium, Silicium, Kalium, Sauerstoff, Wasserstoff

Unit weight: 2863.00372434 u; Number of atoms in the formula: 198.3

Info

Empirical formula:

((Ca0.5)0.6Na0.3K0.1)9(Si0.75Al0.25)36O72·28H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.97

56

28.24

1.0079470

56.4450320
Oxygen

O

55.88

100

50.43

15.9994300

1,599.9430000
Sodium

Na

2.17

2.7

1.36

22.9897702

62.0723795
Aluminium

Al

8.48

9

4.54

26.9815382

242.8338438
Silicon

Si

26.49

27

13.62

28.0855300

758.3093100
Potassium

K

1.23

0.9

0.45

39.0983100

35.1884790
Calcium

Ca

3.78

2.7

1.36

40.0784000

108.2116800

Analysis wt%

SiO2 : 56.85, Al2O3 : 15.58, CaO : 7.89, Na2O : 1.00, H2O : 18.55 (Ref: American Mineralogist 78)

Strunz 9th edition incl. updates

9.GE.10

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H2O; Familie der Zeolithe
E: Tafeln mit 4-4-1-1 Struktureinheiten
10:Stilbit-Gruppe

Lapis Classification

VIII/J.23-030

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
23: Zeolith-Gruppe; Blätterzeolithe

Classification by Hölzel

9.FN.240

9: SILICATES
F: Tektosilicates
N: Heulandite-Group

Dana 8th edition

77.01.04.03

77: Tektosilicates Tectosilicate Zeolite group
01: Tektosilicates Tectosilicate Zeolite group true zeolites
04: Heulandite and related species

IMA status

anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Zeolite group  ⇒ STI zeolite structure group  ⇒ Stilbite series

Optical Properties

Color

weiß, cremefarben, gelb, braun, rot

Streak color

weiß

Diaphaneity (Transparency)

transparent, durchscheinend

max. Birefringence

0.011
Birefringence chart\! Stilbite-Ca title=Birefringence chart Stilbite-Ca

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.489

RI value β

1.498

RI value γ / ε

1.501

Ri mean

1.496

2V angle

Biaxial (-) 40°~

Optical Data Luminescence

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

gelblich weiß

LW-UV Other Colors

    

blassgelb, gelblich

SW-UV Other Colors

    

blassgelb, gelblich

Most Common Activator

organische Unreinheiten

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

13.61

Cell parameters b (Å)

18.24

Cell parameters c (Å)

11.27

Cell parameters a/b or c/a

0.746

Cell parameters c/b

0.618

Cell parameters α

90°

Cell parameters β

127.85

Cell parameters γ

90°

Z

1

Volume (ų)

2209.149

X-Ray Powder Diffraction

9.12(100),
4.679(20),
4.627(10),
4.065(60),
4.001(10),
3.199(10),
3.028(40),
2.780(20)
XRD chart Stilbite-Ca

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

Morphology

Tafelige Kristalle (oft verzwillingt),typisch garbenförmige Büschel, radial, flache Endflächen

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.5 - 4

VHN (Hardness Vickers)

160 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.1 - 2.2

2.152 ( ρ calc. Mineralienatlas )

Radioactivity

keine

Instability

+++ Säuren

Chemical Properties and Tests

schwer löslich in Salzsäure

Preface

Occurrences

in Mandeln in Basaltgesteinen, in Spalten metamorpher Gesteine

Rareness

häufig

Author (Name, Year)

Haüy, 1796

Relevance, Usage

Nutzung aufgrund strunkturbedingter Eigentschaft molekulare Flüssigkeiten zu Filtern (zeolith-eigenschaft)

Additional Information

Griechisch stilbe = Glanz wegen Glanz der Spaltflächen.

References

Mineralogical Magazine 33 (1962), 263.

Slaughter, M. - Crystal structure of stilbite - American Mineralogist 55 (1970), 387-397.

Acta Crystallographica B27 (1971), 833-841.

Mineralogical Magazine 38 (1971), 103.

Bulletin de Minéralogie 101 (1978), 368-375.

American Mineralogist 70 (1985), 814.

European Journal of Mineralogy 5 (1993), 839.

American Mineralogist 82 (1997), 729.

Canadian Mineralogist 35 (1997), 1571.

IMA group assignments

 
Zeolite group
 
 
 

 
 
STI zeolite structure group
 
 
 

 
 
 
Stilbite series
 
 
 

 
 
 
 
Stilbite-Ca
(Ca0.5,Na,K)9(Si,Al)36O72·28H2O
monoklin
C2/m

 
 
 
 
Stilbite-Na
Na9(Si27Al9)O72·28H2O
monoklin
C2/m

Refresh list

Actuality: 09. Sep 2024 - 15:46:37

Other languages

Spanish

Estilbita-Ca

German

Stilbit-Ca

English

Stilbite-Ca

French

Stilbite-Ca

Russian

Стильбит-(Ca)

Russian

Стильбит-Ca

Alternative Name

Stilbit-(Ca)

CNMNC symbol

Symbol

Stb-Ca

Locations with GPS information

IDs

GUSID (Global unique identifier short form) b0daNyhbgE6TtCIsPBY_WA
GUID (Global unique identifier) 375A476F-5B28-4E80-93B4-222C3C163F58
Database ID 3641