Mineralienatlas - Fossilienatlas
Ludwigite (Ludwigit) |
Pictures (23 Images total)
Views (File: ): 2381
Ludwigit Bildbreite: 5,5 mm; Fundort: Baita Bergbaurevier, Nucet, Kreis Bihor, Rumänien Copyright: Stephan Wolfsried; Contribution: Hg Location: Rumänien/Bihor, Kreis/Nucet/Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor) Mineral: Ludwigite Image: 1423563507 Rating: 8.5 (votes: 2) License: Usage for Mineralienatlas project only |
Ludwigit |
Bildbreite: 5,5 mm; Fundort: Baita Bergbaurevier, Nucet, Kreis Bihor, Rumänien |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2015-02-10 |
Locality: Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor) / Nucet / Bihor, Kreis / Rumänien |
Views (File: ): 1860
Ludwigit Bildbreite: 6 mm; Fundort: Baita Bergbaurevier, Nucet, Kreis Bihor, Rumänien Copyright: Stephan Wolfsried; Contribution: Hg Location: Rumänien/Bihor, Kreis/Nucet/Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor) Mineral: Ludwigite Image: 1424859315 Rating: 8.5 (votes: 2) License: Usage for Mineralienatlas project only |
Ludwigit |
Bildbreite: 6 mm; Fundort: Baita Bergbaurevier, Nucet, Kreis Bihor, Rumänien |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2015-02-25 |
Locality: Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor) / Nucet / Bihor, Kreis / Rumänien |
Views (File: ): 5280
Ludwigit FO: Corcolle, Tivoli bei Rom, Latium Italien; nadelige schwarze Kristalle; BB: 2mm Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter Collection: Lithothek der Münchener Micromounter, Collection number: A010615, Donator: Toni Wieland Location: Italien/Latium (Lazio), Region/Rom, Metropolitanstadt/Tivoli/Corcolle Mineral: Ludwigite Image: 1204279794 Rating: 9 (votes: 1) License: Usage for Mineralienatlas project only |
Ludwigit (SNr: A010615) |
FO: Corcolle, Tivoli bei Rom, Latium Italien; nadelige schwarze Kristalle; BB: 2mm |
Collection: | Lithothek der Münchener Micromounter |
Copyright: | Hannes Osterhammer |
Contribution: Münchener Micromounter 2008-02-29 |
Locality: Corcolle / Tivoli / Rom, Metropolitanstadt / Latium (Lazio), Region / Italien |
Views (File: ): 2604
Ludwigit Größe: 32x19 mm; Fundort: Spring Mountain District, Lemhi Co., Idaho, USA Copyright: John Sobolewski; Contribution: Philip Blümner Location: USA/Idaho/Lemhi Co./Spring Mountain District Mineral: Ludwigite Image: 1271537651 Rating: 6.5 (votes: 2) License: Usage for Mineralienatlas project only |
Ludwigit |
Größe: 32x19 mm; Fundort: Spring Mountain District, Lemhi Co., Idaho, USA |
Copyright: | John Sobolewski |
Contribution: Philip Blümner 2010-04-17 |
Locality: Spring Mountain District / Lemhi Co. / Idaho / USA |
Views (File: ): 2395
Ludwigit Dicht-strahliger Ludwigit, Abmessungen ca. 9 x 5 x 3 cm, Gewicht 412 g; Fundort: Pöhla im Erzgebirge / Sachsen (Haldenfund Juni 1991). Copyright: nwsachse; Contribution: nwsachse Collection: nwsachse, Collection number: 724 Location: Deutschland/Sachsen/Erzgebirgskreis/Schwarzenberger Kuppel/Pöhla/Stolln Pöhla Mineral: Ludwigite Image: 1469078756 Rating: 7 (votes: 2) License: Usage for Mineralienatlas project only |
Ludwigit (SNr: 724) |
Dicht-strahliger Ludwigit, Abmessungen ca. 9 x 5 x 3 cm, Gewicht 412 g; Fundort: Pöhla im Erzgebirge / Sachsen (Haldenfund Juni 1991). |
Collection: | nwsachse |
Copyright: | nwsachse |
Contribution: nwsachse 2016-07-21 |
Locality: Stolln Pöhla / Pöhla / Schwarzenberger Kuppel / Erzgebirgskreis / Sachsen / Deutschland |
Collectors Summary
Color | dunkelgrün, schwarz, schwarz grün |
Streak color | grünlich schwarz |
Hardness (Mohs) | 5.5 |
Solubility | +++ Säuren |
Crystal System | orthorhombisch, Pbam |
Chemism
Chemical formula |
Mg2Fe3+BO5 |
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Chemical composition |
Eisen, Magnesium, Bor, Sauerstoff |
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Analysis wt% |
B2O3 : 17.47, MgO : 39.82, FeO : 3.34, Al2O3 : 3.22, Fe2O3 : 35.05, CaO : 0.40 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 74) |
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Strunz 9th edition incl. updates |
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6: Borate |
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Lapis Classification |
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V: NITRATE, CARBONATE UND BORATE |
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Classification by Hölzel |
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6: Borates |
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Dana 8th edition |
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24: Borates - Anhydrous |
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IMA status |
Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt |
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Mineral status |
anerkanntes Mineral |
IMA Classification
IMA Classification |
Ludwigite group |
Optical Properties
Optical Data Luminescence
keine Fluoreszenz bekannt |
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
5.5 |
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390 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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3.7 - 4 / Durchschnittlich = 3.85 |
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3.777 ( ρ calc. Mineralienatlas ) |
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Instability |
+++ Säuren |
(Co-)Type locality
(Co-)Type locality |
Rumänien/Caras-Severin, Kreis/Banat/Ocna de Fier (Eisenstein, Vaskö) |
Preface
Name from |
E. Ludwig |
Author (Name, Year) |
Tschermak, 1874 |
IMA group assignments
Other languages
German |
Ludwigit |
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Spanish |
Ludwigita |
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French |
Ludwigite |
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English |
Ludwigite |
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Russian |
Людвигит |
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Traditional Chinese |
硼鎂鐵礦 |
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Simplified Chinese |
硼镁铁矿 |
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Japanese |
ルドイヒ石 |
Alternative Name
Collbranite |
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Magnesioludwigite |
CNMNC symbol
Symbol |
Ldw |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | OzEijOIqvE-bg4gnKElR2w |
GUID (Global unique identifier) | 8C22313B-2AE2-4FBC-9B83-8827284951DB |
Database ID | 2265 |