Hematite
Hematite
Chemical formula : Fe2O3
Mohs Scale : 5.5 - 6.5
Crystal System : Trigonal
Melting Point : 1538 C
Diaspore
Diaspore
Chemical formula : AlO(OH)
Mohs Scale : 6.5 - 7
Crystal System : Orthorhombic
Csarite, ottomanite, Turkizite and zultanite are trade names for gem-quality diaspore (also known as Turkish diaspore) from the İlbir Mountains of southwest Turkey.
Manganese Dendrites
Manganese Dendrites
Black dendritic films of various visually indistinguishable black manganese oxides, may consist of birnessite, coronadite, cryptomelane, hollandite, romanèchite, todorokite or other species.
From Kütahya, Türkiye.
Goethite
Goethite
Chemical formula : FeO(OH)
Mohs Scale : 5, 5.5
Crystal System : Orthorhombic
Manganese Dendrites
Manganese Dendrites
Wulfenite
Wulfenite
Chemical formula : PbMoO4
Mohs Scale : 3
Crystal System : Tetragonal
From Mexico
Hematite
Hematite
Manganese Dendrites
Manganese Dendrites
From Kütahya, Türkiye