Mineralienatlas - Fossilienatlas
Jahnsite-(MnMnMn) (Jahnsit-(MnMnMn)) |
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Jahnsit-(MnMnMn) hellgelbe Rasen von Jahnsit-(MnMnMn), Fabulosa Mine, Larecaja, Peru; BB ~ 1 mm, analysiert mittels REM-EDX und RAMAN Copyright: Joy Desor; Contribution: openpit Location: Bolivien/La Paz, Departamento/Larecaja, Provinz/Fabulosa Mine Mineral: Jahnsite-(MnMnMn) Image: 1580551975 Rating: 10 (votes: 1) License: Usage for Mineralienatlas project only |
Jahnsit-(MnMnMn) ER |
hellgelbe Rasen von Jahnsit-(MnMnMn), Fabulosa Mine, Larecaja, Peru; BB 1 mm, analysiert mittels REM-EDX und RAMAN |
Copyright: | Joy Desor |
Contribution: openpit 2020-02-01 |
Locality: Fabulosa Mine / Larecaja, Provinz / La Paz, Departamento / Bolivien |
Collectors Summary
Color | dunkelbraun |
Streak color | hellbraun |
Hardness (Mohs) | 4 |
Cleavages | gut (001) |
Crystal System | monoklin, P2/a |
Chemism
Chemical formula |
Mn2+Mn2+Mn2+2Fe3+2(PO4)4(OH)2·8H2O |
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Chemical composition |
Eisen, Mangan, Phosphor, Sauerstoff, Wasserstoff |
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Analysis wt% |
P2O5 : 31.92, Fe2O3 : 17.95, MnO : 31.90, H2O : 18.23 (Ref: berechnet) |
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Strunz 9th edition incl. updates |
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8: Phosphate, Arsenate, Vanadate |
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Lapis Classification |
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VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!) |
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Classification by Hölzel |
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8: PHOSPHATES ARSENATES VANADATES |
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Dana 8th edition |
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42: Hydrated Phosphates, etc., Containing Hydroxyl or Halogen |
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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 |
Jahnsite group ⇒ Jahnsite subgroup |
Optical Properties
Crystallography
Crystals 3D
Open larger view |
Physical Properties
4 |
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190 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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2.85 (gemessen) |
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2.95 ( ρ calc. Mineralienatlas ) |
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gut (001) |
(Co-)Type locality
(Co-)Type locality |
USA/Kalifornien (California)/San Diego County/Pala District/Tourmaline Queen Mountain/Stewart Mine (MS 6162; Stewart Lithia mine) |
Preface
Name from |
Der Wurzelname Jahnsit ehrt Richard Henry Jahns (10. März 1915 Los Angeles, Kalifornien, USA - 31. Dezember 1983 Palo Alto, Kalifornien, USA), Mineraloge und Pegmatitexperte, Stanford University, Palo Alto, Kalifornien, USA. Das Suffix kennzeichnet die Belegung von Metallatomen. |
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Author (Name, Year) |
Moore & Ito, 1978 |
IMA group assignments
Other languages
German |
Jahnsit-(MnMnMn) |
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Spanish |
Jahnsita-(MnMnMn) |
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French |
Jahnsite-(MnMnMn) |
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English |
Jahnsite-(MnMnMn) |
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Russian |
Джансит-(MnMnMn) |
CNMNC symbol
Symbol |
Jah-MnMnMn |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | QSV0vZXmakOthBWz5J0-Hg |
GUID (Global unique identifier) | BD742541-E695-436A-AD84-15B3E49D3E1E |
Database ID | 1765 |