Layers and layers of primarily felsic or intermediate-composition magma -- magma that is relatively rich in silica, sodium, aluminum, and potassium. These crystallize to form â¦ granitic rocks. These are the classic shapes of volcano that every school kid knows, known as stratovolcanoes or composite volcanoes.
The Battle of Bunker Hill took place on June 17, 1775, just a few months after the start of the American Revolutionary War. Boston was being besieged by thousands of American militia.
The battle is named for Bunker Hill, which was peripherally involved in the battle, and was the original objective of both the colonial and British troops, though the vast majority of combat took place on the adjacent Breed's Hill.or a list of numerous places and things that are named after this battle, see Bunker Hill (disambiguation) . The Battle of Bunker Hill was a battle fought on June 17, 1775, during the Siege of Boston in the early stages of the American Revolutionary War.