Mineralienatlas - Fossilienatlas
Halloysite (Halloysit) |
Pictures (5 Images total)
Views (File: ): 2471, Rating: 8.25
Halloysit-7A Bildbreite: 3 mm; Fundort: Laacher See-Vulkangebiet, Eifel, Deutschland Copyright: Stephan Wolfsried; Contribution: Hg Location: Deutschland/Rheinland-Pfalz/Ahrweiler, Landkreis/Brohltal, Verbandsgem./Laacher See Mineral: Halloysite Image: 1180811066 Rating: 8.25 (votes: 4) License: Usage for Mineralienatlas project only |
Halloysit-7A |
Bildbreite: 3 mm; Fundort: Laacher See-Vulkangebiet, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2007-06-02 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 2304
Halloysit-7Å mit Olivenit-Büschel Fundort Mina La Farola, Atacama, Chile Copyright: JHM; Contribution: Hg Collection: Hg Location: Chile/Atacama, Region (III. Region)/Copiapó, Provinz/Tierra Amarilla/Mina La Farola Mineral: Halloysite, Olivenite Image: 1154348923 Rating: 7 (votes: 2) License: Usage for Mineralienatlas project only |
Halloysit-7Å mit Olivenit-Büschel |
Fundort Mina La Farola, Atacama, Chile |
Collection: | Hg |
Copyright: | JHM |
Contribution: Hg 2006-07-31 |
Locality: Mina La Farola / Tierra Amarilla / Copiapó, Provinz / Atacama, Region (III. Region) / Chile |
Views (File: ): 1837
Halloysit mit Atacamit Bildbreite: 5 mm; Fondort Minan La Farola Chile, Atacama, Chile Copyright: JHM; Contribution: Hg Collection: Hg Location: Chile/Atacama, Region (III. Region)/Copiapó, Provinz/Tierra Amarilla/Mina La Farola Mineral: Halloysite Image: 1154348238 License: Usage for Mineralienatlas project only |
Halloysit mit Atacamit |
Bildbreite: 5 mm; Fondort Minan La Farola Chile, Atacama, Chile |
Collection: | Hg |
Copyright: | JHM |
Contribution: Hg 2006-07-31 |
Locality: Mina La Farola / Tierra Amarilla / Copiapó, Provinz / Atacama, Region (III. Region) / Chile |
Views (File: ): 1047
Halloysit Eigenfund Türkisgraben Copyright: ChristianT; Contribution: ChristianT Collection: ChristianT Location: Österreich/Niederösterreich/Krems-Land, Bezirk/Mühldorf, Marktgemeinde/Amstall Mineral: Halloysite Image: 1529091983 License: Usage for Mineralienatlas project only |
Halloysit |
Eigenfund Türkisgraben |
Collection: | ChristianT |
Copyright: | ChristianT |
Contribution: ChristianT 2018-06-15 |
Locality: Amstall / Mühldorf, Marktgemeinde / Krems-Land, Bezirk / Niederösterreich / Österreich |
Views (File: ): 976
Halloysit Eigenfund Türkisgraben Copyright: ChristianT; Contribution: ChristianT Collection: ChristianT Location: Österreich/Niederösterreich/Krems-Land, Bezirk/Mühldorf, Marktgemeinde/Amstall Mineral: Halloysite Image: 1529092057 License: Usage for Mineralienatlas project only |
Halloysit |
Eigenfund Türkisgraben |
Collection: | ChristianT |
Copyright: | ChristianT |
Contribution: ChristianT 2018-06-15 |
Locality: Amstall / Mühldorf, Marktgemeinde / Krems-Land, Bezirk / Niederösterreich / Österreich |
Collectors Summary
Color | weiß, gelblich weiß, rötlichweiß, bräunlich weiß, grünlichweiß |
Streak color | weiß |
Hardness (Mohs) | 1 - 2 |
Solubility | +++ Säuren |
Crystal System | monoklin, Cc |
Chemism
Chemical formula |
Al2Si2O5(OH)4 |
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Chemical composition |
Aluminium, Silicium, Sauerstoff, Wasserstoff |
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Strunz 9th edition incl. updates |
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9: Silikate (Germanate) |
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Classification by Hölzel |
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9: SILICATES |
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Mineral status |
anerkanntes Mineral |
IMA Classification
IMA Classification |
Kaolinite-Serpentine Group ⇒ Kaolinite Subgroup |
Optical Properties
Optical Data Luminescence
keine Fluoreszenz bekannt |
Crystallography
Crystal Structure 3D
Open larger view |
Physical Properties
1 - 2 |
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2.55 - 2.65 / Durchschnittlich = 2.59 (gemessen) |
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2.581 ( ρ calc. Mineralienatlas ) |
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Instability |
+++ Säuren |
(Co-)Type locality
(Co-)Type locality |
Belgien/Lüttich (Liège; Luik), Provinz/Lüttich (Liege), Bezirk/Lüttich (Liège; Luik), Stadt/Angleur |
Preface
Author (Name, Year) |
Berthier, 1826 |
References
IMA group assignments
Other languages
German |
Halloysit |
umbenannt; CNMNC Newsletter 69; Mineralogical Magazine, 86 |
English |
Halloysite |
renamed; CNMNC Newsletter 69; Mineralogical Magazine, 86 |
old name
German |
Halloysit-7Å |
umbenannt; CNMNC Newsletter 69; Mineralogical Magazine, 86 |
Spanish |
Halloysita-7Å |
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French |
Halloysite-7Å |
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English |
Halloysite-7Å |
renamed; CNMNC Newsletter 69; Mineralogical Magazine, 86 |
Alternative Name
Halloysite-77 |
CNMNC symbol
Symbol |
Hly-7Å |
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