There is Silky, Earthy, Metallic, Pearly, Greasy, and glassy
Very tall volcanoes with sharp peaks are stratovolcanoes.
Forms of igneous rock are usually made. It is also known as lava rock and volcanic rock
When magma does not have enough pressure to break completely through the neck and into a central vent, it forms a Dike.
The flow of surface run-off can be controlled by building retaining walls called _____.
the petrified trees of the petrified forest date back to?
Calcite (CaCO3) is a carbonate.