Rocks and Minerals Crossword

naturally occurring and usually an inorganic solid
billions of molecules arranged in a crystalline structure form these quartz crystals
In crystals, molecules are arranged in a regular pattern
usually not made up of the remains of living things
usually made up of the remains of once living thngs
Silicon and Oxygen, the combination of these two elements are called?
minerals that are composed of only one element, native elements are often used to make electronics
minerals that contain sulfur and oxygen, they are used in cosmetics, toothpaste, cement and oaint
the color of the powdered form of a mineral
the way a surface reflects light
a mineral splits along specific planes of weakness to form smooth flat surfaces
sink or float
the quality or condition of being hard
the cracking or breaking of a hard object or material
compounds that form when elements such as flourine and chlorine combine with elements such as calcium