Complex sentence: Maw-sit-sit can have a refractive index ranging from 1.52 to 1.74 (dependent of its exact composition), and a hardness rating of 6 to 7 on the Mohs scale.
Split into simpler sentences: Maw-sit-sit can have a refractive index ranging from 1.52 to 1.74 (dependent of its exact composition). It has a hardness rating of 6 to 7 on the Mohs scale.