Which rock type is formed from magma cooling?
Which rock type is formed from small pieces of sediment being packed together?
Which rock type is formed from heat and pressure?
Which rock type can be chemical, organic, or clastic?
Which rock type can be intrusive or extrusive?
Which rock type can be foliated (ribbon-like layers) or non-foliated?
Marble and gneiss are examples of...
Limestone, conglomerates, and coal are examples of...
Obsidian and diorite are examples of...
How is a rock different from a mineral?