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Mineral Reference Lookup for Yanthosiderit

This reference page contains mineralogic data for Yanthosiderit and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.

Minerals matching Yanthosiderit in the database: Yanthosiderit   Yanthosiderita   Yanthosiderite  

Mineralogical Reference

Yanthosiderit
MineralYanthosiderit
SynonymGoethite

Goethite (synonym)

MineralGoethite
Chemistryα-Fe 3+ O(OH)
Colorbrownish black Yellow -brown red dish brown
LusterAdamantineSilky
CrystalSystemOrthorhombic
CleavagePerfect
Hardness5 - 5½
Streakyellowish brown
IMAStatusApproved - Published prior to 1959 (pre-IMA) - Gra
Discovered1806
CellParametersa = 4.6b = 9.95c = 3.02
Ratioa:b:c = 0.462 : 1 : 0.304
OpticalTypeBiaxial (-)
RIn α =2.260 n β =2.393 n γ =2.398
Birefringenceδ=0.138
SurfaceReliefVery High
SynonymsGoethit Goethita Goethite Aëtit Allcharit Allcharita Allcharite Chileite (of Breithaupt) Ehrenwerthite (of Cornu) Fullonit Fullonita Fullonite Goethit Goethita Goetite Götheit Götheita Götheite Göthit Göthita Göthite Haarförminge
TypeLocalityHollertszug Mine ( Hollerter Zug Mine) Dermbach Herdorf Betzdorf Siegerland Rhineland- Palatinate Germany
Strunz4/F.06-30 4 : Oxides & Hydroxides F : Hydroxides and oxidic hydrateswater-bearing oxides with layered structure 06 : Diaspore - Goethite - Faitknechtite series
DANSPC_459
QZPND_044
AGBTBD_047
AGBLBD_027
AGBLBD_022
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