Baddeleyite
Chemical Formula	ZrO2
Species	Oxides & Hydroxides
Crystal System	Monoclinic
Mohs Scale	6
Specific Gravity	5.5-6
Color	Colorless to yellow, green, greenish or reddish brown, brown, iron-black
Streak	White
Luster	Vitreous, Greasy
Refractive Index	n = 2.130 n = 2.190 n = 2.200
Diaphaneity	Transparent
Cleavage	Very Goodnearly perfect on , less perfect on and
Fracture	Irregular/Uneven, Sub-Conchoidal
Crystal Habit：Tabular prismatic, radially fibrous in botryoidal masses
Geological Setting：An accessory mineral in carbonatites and kimberlites; in syenites, diabases, gabbros, anorthosites; detrital in gem gravels; also in lunar basalt, tektites and meteorites.