Günterblassite

günterblassite

(K,Ca,Ba,Na,☐)₃Fe[(Si,Al)₁₃O₂₅(OH,O)₄]·7H₂OChemical formula

OrthorhombicCrystal system

4.0Mohs hardness

Facts

Chemical formula: (K,Ca,Ba,Na,☐)₃Fe[(Si,Al)₁₃O₂₅(OH,O)₄]·7H₂O
Crystal system: Orthorhombic
Mohs hardness: 4.0
Elements in formula: Potassium, Calcium, Barium, Sodium, Iron, Silicon, Aluminium, Oxygen, Hydrogen
Number of elements: 9
IMA status: Approved
Type locality: Rother Kopf
Named after: Günter Blass