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Natrolite

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Survey map (286)
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Photos and Images (497)
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Pictures (497 Images total)

Views (File:

1527882574

): 2784

Natrolith
Natrolith, langgestreckt, Kopfflächen sind gut erkennbar, auf Phillipsit. BB 12 mm. Frankreich/Okzitanien (Occitanie), Region/Aveyron, Département/Laguiole
Copyright: Hannes Osterhammer; Contribution: anatase2
Collection: Lithothek der Münchener Micromounter, Collection number: A040149, Donator: anatase2
Location: Frankreich/Okzitanien (Occitanie), Region/Aveyron, Département
Mineral: Natrolite
Image: 1527882574
Rating: 10 (votes: 1)
License: Creative Commons - Attribution-Noncommercial-Share Alike (CC-BY-NC-SA) V.3.0

Original size - Additional info - Insert picture into forum - Discussion

Natrolith (SNr: A040149)

Natrolith, langgestreckt, Kopfflächen sind gut erkennbar, auf Phillipsit. BB 12 mm. Frankreich/Okzitanien (Occitanie), Region/Aveyron, Département/Laguiole

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: anatase2 2018-06-01

Locality: Aveyron, Département / Okzitanien (Occitanie), Region / Frankreich

Views (File:

1718891302

): 52

Natrolith xx
aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3,5mm
Copyright: harzer; Contribution: harzer
Collection: harzer
Location: Deutschland/Niedersachsen/Goslar, Landkreis/Bad Harzburg/Radautal/Gabbrosteinbruch (Bärensteinbruch)
Mineral: Natrolite
Image: 1718891302
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only

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Natrolith xx X

Analysed with X-ray diffraction XRD

aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3,5mm

Collection:

harzer

Contribution: harzer 2024-06-20

Locality: Gabbrosteinbruch (Bärensteinbruch) / Radautal / Bad Harzburg / Goslar, Landkreis / Niedersachsen / Deutschland

Views (File:

1718891443

): 36

Natrolith xx
aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3,5mm
Copyright: harzer; Contribution: harzer
Collection: harzer
Location: Deutschland/Niedersachsen/Goslar, Landkreis/Bad Harzburg/Radautal/Gabbrosteinbruch (Bärensteinbruch)
Mineral: Natrolite
Image: 1718891443
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only

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Natrolith xx X

Analysed with X-ray diffraction XRD

aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3,5mm

Collection:

harzer

Contribution: harzer 2024-06-20

Locality: Gabbrosteinbruch (Bärensteinbruch) / Radautal / Bad Harzburg / Goslar, Landkreis / Niedersachsen / Deutschland

Views (File:

1718891542

): 41

Natrolith xx
aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3mm
Copyright: harzer; Contribution: harzer
Collection: harzer
Location: Deutschland/Niedersachsen/Goslar, Landkreis/Bad Harzburg/Radautal/Gabbrosteinbruch (Bärensteinbruch)
Mineral: Natrolite
Image: 1718891542
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only

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Natrolith xx

aus dem Gabbrosteinbruch, Radautal, Bad Harzburg, Goslar, Niedersachsen, DE, Bildbreite ca.3mm

Collection:

harzer

Contribution: harzer 2024-06-20

Locality: Gabbrosteinbruch (Bärensteinbruch) / Radautal / Bad Harzburg / Goslar, Landkreis / Niedersachsen / Deutschland

Views (File:

1435775882

): 7031, Rating: 9.29

Saponit auf Natrolith
Kugelige graue Kristalle auf Natrolith, BB = 4,5 mm; Fundort: Stbr.Zeilberg Maroldsweisach Unterfranken Bayern Deutschland.
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A028037, Donator: eschuhbauer
Location: Deutschland/Bayern/Unterfranken, Bezirk/Haßberge, Landkreis/Maroldsweisach/Zeilberg, Steinbruch
Mineral: Natrolite, Saponite
Image: 1435775882
Rating: 9.29 (votes: 7)
License: Usage for Mineralienatlas project only

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Saponit auf Natrolith (SNr: A028037) D

Kugelige graue Kristalle auf Natrolith, BB = 4,5 mm; Fundort: Stbr.Zeilberg Maroldsweisach Unterfranken Bayern Deutschland.

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2015-07-01

Locality: Zeilberg, Steinbruch / Maroldsweisach / Haßberge, Landkreis / Unterfranken, Bezirk / Bayern / Deutschland

More images

You find additional specimen at the Geolitho Museum

Collectors Summary

Color

farblos, weiß, gelblich, rötlich, rosa, rot, durchsichtig - durchscheinend

Streak color

weiß

Lustre

Glasglanz - Seidenglanz

Hardness (Mohs)

5 - 5.5

Solubility

+++ Säuren

Crystal System

orthorhombisch, Fdd2

Morphology

Kristalle prismatisch, nadelig

Chemism

Chemical formula

Na₂(Si₃Al₂)O₁₀·2H₂O

Chemical composition

Aluminium, Natrium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 380.2241548 u; Number of atoms in the formula: 23

Info

Empirical formula:

Na₂(Si₃Al₂)O₁₀·2H₂O

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	1.06	4	17.39	1.0079470	4.0317880
Oxygen	O	50.49	12	52.17	15.9994300	191.9931600
Sodium	Na	12.09	2	8.70	22.9897702	45.9795404
Aluminium	Al	14.19	2	8.70	26.9815382	53.9630764
Silicon	Si	22.16	3	13.04	28.0855300	84.2565900

Search for minerals with similar chemistry

Analysis wt%

SiO₂ : 47.60, Al₂O₃ : 26.40, Fe₂O₃ : 0.51, Na₂O : 15.41, H₂O : 9.85 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 82)

Strunz 9th edition incl. updates

9.GA.05

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H₂O; Familie der Zeolithe
A: [Zeolithe] mit vierer-Ring Ketten über ein fünftes [Si] verbunden
05:Natrolith-Gruppe

Lapis Classification

VIII/J.21-010

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

Classification by Hölzel

9.FI.100

9: SILICATES
F: Tektosilicates
I: Fibrous Zeolites

Dana 8th edition

77.01.05.01

77: Tektosilicates Tectosilicate Zeolite group
01: Tektosilicates Tectosilicate Zeolite group true zeolites
05: Natrolite and related species

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

Zeolite group ⇒ NAT zeolite structure group

Optical Properties

Color	farblos, weiß, gelblich, rötlich, rosa, rot, durchsichtig - durchscheinend
Streak color	weiß
Diaphaneity (Transparency)	transparent bis durchscheinend
Lustre	Glasglanz - Seidenglanz
max. Birefringence	0.012
	$Birefringence chart\! Natrolite title=Birefringence chart Natrolite$ 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	1.479
RI value β	1.481
RI value γ / ε	1.491
Ri mean	1.484
2V angle	Biaxial (+) 61°

Optical Data Luminescence

Color LW-UV (365nm)	grünlich weiß
LW-UV Intensity	schwach
Color SW-UV (254nm)	grün
SW-UV Intensity	stark
SW-UV Observation Frequency	selten
LW-UV Other Colors	weiß
SW-UV Other Colors	weiß, grünlich weiß
Most Common Activator	(UO₂)²⁺ (Uranyl-Ion) als Verunreinigungen
Afterglow (Persistant Luminescence)	Mit bloßem Auge konnte keine Phosphoreszenz festgestellt werden.

Image ⇒ Luminescence ⇒ excitation ⇒ UV longwave ~365nm (2 Images total)

Views (File:

1652382765

): 205

Natrolith unter UV 365nm

Natrolith in einem kleinen Hohlraum. Unter UV 365nm Anregung leuchten manche Natrolith von den Aris-Steinbrüchen ungewöhnlicher Weise intensiv gelb (BB 7.8 mm, Aris-Steinbrüche, Windhoek-Land, Khomas, Namibia).
Copyright: Lynx; Contribution: Lynx
Collection: Lynx
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Natrolite
Image: 1652382765
License: Usage for Mineralienatlas project only

Original size - Additional info - Insert picture into forum - Discussion

Natrolith unter UV 365nm

Analysed with energy dispersive X-ray spectroscopy EDX

Analysed with RAMAN spectroscopy

Analysed with X-ray diffraction XRD

Collection:

Lynx

Contribution: Lynx 2022-05-12

Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia

Views (File:

1652382678

): 177

Natrolith unter UV 365nm

Natrolith in einem kleinen Hohlraum. Unter UV 365nm Anregung leuchten manche Natrolith von den Aris-Steinbrüchen ungewöhnlicher Weise intensiv gelb (BB 5.9 mmAris-Steinbrüche, Windhoek-Land, Khomas, Namibia).
Copyright: Lynx; Contribution: Lynx
Collection: Lynx
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Natrolite
Image: 1652382678
License: Usage for Mineralienatlas project only

Original size - Additional info - Insert picture into forum - Discussion

Natrolith unter UV 365nm

Analysed with energy dispersive X-ray spectroscopy EDX

Analysed with RAMAN spectroscopy

Analysed with X-ray diffraction XRD

Collection:

Lynx

Contribution: Lynx 2022-05-12

Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia

Crystallography

Crystal System	orthorhombisch
Class (H-M)	mm2
Space Group number	43
Space Group	Fdd2
Cell parameters a (Å)	18.298
Cell parameters b (Å)	18.650
Cell parameters c (Å)	6.559
Cell parameters a/b or c/a	0.981
Cell parameters c/b	0.352
Cell parameters α	90°
Cell parameters β	90°
Cell parameters γ	90°
Z	8
Volume (Å³)	2238.309
X-Ray Powder Diffraction	6.53(50), 5.86(100), 4.382(40), 4.341(40), 3.194(30), 2.930(30), 2.863(50), 2.843(50)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Morphology	Kristalle prismatisch, nadelig

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)	5 - 5.5
VHN (Hardness Vickers)	470 (ungefähre Angabe abgeleitet aus der Mohshärte)
Density (g/cm³)	2.2 -2.4
	2.256 ( ρ calc. Mineralienatlas )
Instability	+++ Säuren

(Co-)Type locality

(Co-)Type locality	Deutschland /Baden-Württemberg /Freiburg, Bezirk /Konstanz, Landkreis /Singen /Hohentwiel
Type material	Mineraliensammlung des Museums für Naturkunde Berlin
Collection number of type material	Proben 1998-4177 und 1999-4969

Preface

Author (Name, Year)	Klaproth, 1803
Collector information	Natrolith gehört zu den Faserzeolithen

References

Canadian Mineralogist 35 (1997), 1571

IMA group assignments

Zeolite group NAT zeolite structure group Gonnardite (Na,Ca)₂(Si,Al)₅O₁₀·3H₂O tetragonal I42d Mesolite Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O orthorhombisch Fdd2 Natrolite Na₂(Si₃Al₂)O₁₀·2H₂O orthorhombisch Fdd2 Paranatrolite Na₂(Si₃Al₂)O₁₀·3H₂O monoklin Cc Scolecite Ca(Si₃Al₂)O₁₀·3H₂O monoklin Cc
Refresh list	Actuality: 09. Sep 2024 - 14:09:06

Other languages

Dutch	Natroliet
Polish	Natrolit
Spanish	Natrolita
English	Natrolite
French	Natrolite
German	Natrolith
Hungarian	Nátrolit
Russian	Натролит
Ukrainian	Натроліт
Hebrew	נתרוליט
Simplified Chinese	钠沸石

Alternative Name

German	Apoanalcit
Spanish	Apoanalcita
	Apoanalcite
German	Brevicit
German	Cockalit
Spanish	Cockalita
	Cockalite
German	Crocalit
Spanish	Crocalita
	Crocalite
Spanish	Epinatrolita
	Epinatrolite
German	Epinatrolith
German	Lehuntit
Spanish	Lehuntita
	Lehuntite
	Natronite
	Natronite (of ?)
	Needlestone
	Portite
Norwegian (Bokmål)	Radyolith
	delite (of Kirwan)
	Ædelite (of Kirwan)

CNMNC symbol

Symbol

Ntr

Rock part of

Rocks igneous rocks and sediments crystalline igneous rocks normal crystalline rocks fine-grained crystalline rocks phonolitic-rock phonolite nundorite
Refresh list \| View legend Hint - Essential mineral - Important for the classification of the rock. - Accessory or non-essential mineral - this minerals are common, sometimes major part of, but are not always present.	Actuality: 09. Sep 2024 - 14:09:06

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

German pages	DeWikiPedia - search for: Natrolith Google-Bilder-Suche - search for: Natrolith Mineralienatlas.de (Forum) - search for: Natrolith
English pages	RRUFF - References and PDF downloads - search for: Natrolite American-Mineralogist-Crystal-Structure-Database - search for: Natrolite Mindat - search for: Natrolite Webmineral - search for: Natrolite Handbook-of-Mineralogy - search for: Natrolite RRUFF - Raman, XRD and other mineral data - search for: Natrolite Strahlen.org - search for: Natrolite
Russian pages	Webmineral.ru - search for: Натролит

Mineral Dealer

German pages

hausen - Mineral Wholesale - search for: Natrolith
Crystal-Treasure.com - search for: Natrolith
Bosse - Minerals and accessories - search for: Natrolith
weloveminerals.com - search for: Natrolith
Edelsteine Neuburg - Gundolf Fischer - search for: Natrolith
Geolitho Marketplace, by and for collectors - search for: Natrolith

Locations with GPS information

IDs

GUSID (Global unique identifier short form)	Dx89dRzapEyY2YSkxVOdWA
GUID (Global unique identifier)	753D1F0F-DA1C-4CA4-98D9-84A4C5539D58
Database ID	2699

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Natrolite

You find additional specimen at the Geolitho Museum

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