Bobshannonite

KBaNa₂(Mn,Na)₈(Nb,Ti)₄(Si₂O₇)₄O₄(OH)₄(O,F)₂

Seidozerite supergroup, sorosilicate mineral

Properties

Chemical formula
KBaNa₂(Mn,Na)₈(Nb,Ti)₄(Si₂O₇)₄O₄(OH)₄(O,F)₂
Group
Silicates
Crystal system
Triclinic
Hardness (Mohs)
Color
Luster
Streak
Density
Cleavage
Fracture
Tenacity
Crystal habit
Transparency
Space group
triclinic-pinacoidal
Fluorescence
Magnetism
Radioactivity
Refractive index
Optical character
Birefringence
Pleochroism
Strunz classification
Dana classification
IMA status
Redefined mineral (Rd)
IMA symbol
Bsha
Locality
🇨🇦 Poudrette quarry
Type locality
Discovery year

Etymology

Named after Robert D. Shannon

Source: Wikidata

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