Students identify rocks and minerals by observing their properties color, hardness (scratchability), reaction with acid, and luster.
(Students; identify; rocks and minerals) Context(Students identify,List([0, 17))):(Students; identify rocks and minerals by observing; their properties color; T:hardness (scratchability), reaction with acid, and luster)
Students identify,List([0, 17))
Students Students
identify identify rocks and minerals by observing
rocks and minerals
their properties color T:hardness (scratchability), reaction with acid, and luster