Artinite
Chemical Formula	Mg2[(OH)2|CO3]?3H2O
Species	Carbonates
Crystal System	Monoclinic
Mohs Scale	2
Specific Gravity	2.01-2.03
Color	white
Streak	white
Luster	Vitreous, Silky
Refractive Index	n = 1.488 - 1.489 n = 1.533 - 1.534 n = 1.556 - 1.557
Diaphaneity	Transparent
Cleavage	PerfectOn perfect; on good.
Crystal Habit：Forms crusts of acicular crystals, elongated . Also botryoidal masses of silky fibers; spherical aggregates of radiating fibers; cross-fiber veinlets.
Geological Setting：Low-temperature hydrothermal environments as veinlets or crusts along fracture surfaces in serpentinized ultrabasic rocks.