https://www.mineral-bosse.de
https://www.mineraliengrosshandel.com
https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
'._('einklappen').'
 

Heulandite-Na

Pictures (3 Images total)

Heulandit-Na
Views (File:
1218548400
): 1520
Heulandit-Na
Größe: 4 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: Heulandite-Na
Image: 1218548400
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Heulandit-Na

Größe: 4 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
Heulandit-Na von Playa de la Enramada. Teneriffa
Views (File:
1595340617
): 219
Heulandit-Na von Playa de la Enramada. Teneriffa
Weiße Tafeln in Mandeln mit Calcit. Bildbreite 2 mm
Copyright: Kurt Rüsenberg; Contribution: humboldt
Collection: humboldt
Location: Spanien/Kanarische Inseln/Teneriffa/Playa de la Enramada
Mineral: Heulandite-Na
Image: 1595340617
License: Usage for Mineralienatlas project only
Heulandit-Na von Playa de la Enramada. Teneriffa

Weiße Tafeln in Mandeln mit Calcit. Bildbreite 2 mm

Collection: humboldt
Copyright: Kurt Rüsenberg
Contribution: humboldt 2020-07-21
Locality: Playa de la Enramada / Teneriffa / Kanarische Inseln / Spanien
Heulandit-Na von Puereto de Santiago, Teneriffa
Views (File:
1617279477
): 179
Heulandit-Na von Puereto de Santiago, Teneriffa
Blockige Kristalle, hohlraumauskleidend.in Olivin-Melilithit. Bildbreite 3,5mm
Copyright: humboldt; Contribution: humboldt
Location: Spanien/Kanarische Inseln/Teneriffa/Puerto de Santiago
Mineral: Heulandite-Na
Image: 1617279477
License: Usage for Mineralienatlas project only
Heulandit-Na von Puereto de Santiago, Teneriffa

Blockige Kristalle, hohlraumauskleidend.in Olivin-Melilithit. Bildbreite 3,5mm

Copyright: humboldt
Contribution: humboldt 2021-04-01
Locality: Puerto de Santiago / Teneriffa / Kanarische Inseln / Spanien

Collectors Summary

Color weiß, rötlichweiß, grauweiß, bräunlich weiß, gelb
Streak color weiß
Lustre Glasglanz, Perlmuttglanz
Crystal System monoklin, C2/m, Cm, C2

Chemism

Chem­ical formula

(Na,Ca)6(Si,Al)36O72·24H2O

Addi­tional chem. informa­tion

Bei Analysen: Si/Al < 4

Chem­ical com­po­si­tion

Aluminium, Calcium, Natrium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 2749.0414557 u; Number of atoms in the formula: 186

Info

Empirical formula:

(Na0.75Ca0.25)6(Si0.75Al0.25)36O72·24H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.76

48

25.81

1.0079470

48.3814560

Oxygen

O

55.87

96

51.61

15.9994300

1,535.9452800

Sodium

Na

3.76

4.5

2.42

22.9897702

103.4539659

Aluminium

Al

8.83

9

4.84

26.9815382

242.8338438

Silicon

Si

27.58

27

14.52

28.0855300

758.3093100

Calcium

Ca

2.19

1.5

0.81

40.0784000

60.1176000

Strunz 9th edi­tion incl. updates

9.GE.05

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

Lapis Clas­sifica­tion

VIII/J.23-006

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

Clas­sifica­tion by Hölzel

9.FN.204

9: SILICATES
F: Tektosilicates
N: Heulandite-Group

Dana 8th edi­tion

77.01.04.01a

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

IMA sta­tus

anerkannt, Name vorgeschlagen vom Zeolithe-Subkommittee (1997) für Na-dominanten Heulandit

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Zeolite group  ⇒ HEU zeolite structure group  ⇒ Heulandite series

Optical Properties

Color

weiß, rötlichweiß, grauweiß, bräunlich weiß, gelb

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent bis teilweise durchscheinend

Lus­tre

Glasglanz, Perlmuttglanz

Optical Data Luminescence

Color LW-UV (365nm)

 

grünlich gelb

MW-UV (320nm)

 

nicht fluoreszierend

Color SW-UV (254nm)

 

grünlich gelb

Color SW-UV After­glow (254nm)

 

nicht fluoreszierend

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m, m, 2

Space Group number

12, 8, 5

Space Group

C2/m, Cm, C2

Cell param­e­ters a (Å)

17.670

Cell param­e­ters b (Å)

17.982

Cell param­e­ters c (Å)

7.404

Cell param­e­ters a/b or c/a

0.983

Cell param­e­ters c/b

0.412

Cell param­e­ters α

90°

Cell param­e­ters β

116.40

Cell param­e­ters γ

90°

Z

1

Volumne (ų)

2107.217

X-Ray Pow­der Diffrac­tion

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

2.2

2.166 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Coombs & u.w., 1997

References

American Mineralogist 57 (1972), 1463.

Alberti, A., On the crystal structure of the zeolite heulandite: Tschermaks Mineralogische und Petrographische Mitteilungen 18 (1972), 129-146.

Canadian Mineralogist 35 (1997), 1571.

American Mineralogist 85 (2000), 225.

Comodi, P., G.D. Gatta, & P.F. Zanazzi, High-pressure structural behavior of heulandite: European Journal of Mineralogy 15 (2001), 247-255.

IMA group assignments

Other languages

German

Heulandit-Na

Spanish

Heulandita-Na

English

Heulandite-Na

French

Heulandite-Na

Russian

Гейландит-Na

Alternative Name

Simplified Chinese

片沸石-Na

Simplified Chinese

钠片沸石

CNMNC symbol

Symbol

Hul-Na

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Heulandit-Na
Google-Bilder-Suche - search for: Heulandit-Na
Mineralienatlas.de (Forum) - search for: Heulandit-Na

English pages

Mindat - search for: Heulandite-Na
Webmineral - search for:Heulandite-Na
Handbook-of-Mineralogy - search for: Heulandite-Na
RRUFF - Raman, XRD and other mineral data - search for: Heulandite-Na
RRUFF - References and PDF downloads - search for: Heulandite-Na
American-Mineralogist-Crystal-Structure-Database - search for: Heulandite-Na
Strahlen.org - search for: Heulandite-Na

Russian pages

Webmineral.ru - search for: Гейландит-Na

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Heulandit-Na
Crystal-Treasure.com - search for: Heulandit-Na
Bosse - search for: Heulandit-Na
Edelsteine Neuburg - Gundolf Fischer - search for: Heulandit-Na
Geolitho marketplace, by and for collectors - search for: Heulandit-Na

Locations with GPS information