Which of the following is not one of the five physical properties of minerals? difficulty crystal habit luster cleavage. Fill in the blank: Crystal habit has to do with the __________ of minerals. shape color atomic arrangement cleavage. Fill in the blank: The _____________________ is used to determine hardness. Mohs Hardness Scale specific gravity atomic arrangement Miller Hardness Scale. Fill in the blank: A _____________________ is used to determine true color. streak plate steak plate streak platter streak tile. Fill in the blank: Cleavage is how a mineral __________ because of its arrangement of atoms. breaks is shaped scratches melts. Fill in the blank: Breakage in a mineral will occur along the __________ bonds. weakest strongest most complex simplest. Fill in the blank: __________ is the way the surface of a mineral reflects light. Luster Strength Color Cleavage. What type of luster is glassy? vitreous metallic earthy pearly. What type of luster is dull? earthy metallic vitreous pearly.