click below
click below
Normal Size Small Size show me how
8th Chpt 2 SCI ROCKS
8th ScienceVocabulary Lesson 2 & MINERALS
Question | Answer |
---|---|
CLEAVAGE | property of minerals that break with smooth , flat surfaces |
DENSITY | mass divided by volume |
FRACTURE | property of minerals that break to form uneven surfaces |
HARDNESS | resistance of a mineral to begin scratched |
LUSTER | way a mineral absorbs or reflects light at its surface |
MINERALOGIST | scientist who studies the distribution of minerals, mineral properties, and there uses |
STREAK | color of a mineral in powdered form |
GEMSTONE | rare and attractive mineral that can be worn as jewelry |
ORE | rock that contains high concentrations of a desired substance , such as a metal, and can be mined for profit |