Mount St Helens primarily erupts dacite.
lava rock
where did mt Helen's occur
Mount St Helens is composed primarily of dacite.
Mt. St. Helens benenfited humans by the rock from lava are used to build and repair roads in this day!
Brodie,Hannah&&Jade BestFriends (:
Mt. St. Helen's is in Washington, the state.
all volcanoes
Primarily tuff (ash deposits) and dacite.
The eruption that Mt St Helen has is an exploding volcano that shoots lava and rocks into the air.
Mt. Saint Helen's and Mt. Kilauea
Mt. Vesuvius in Italy and mt. saint Helen's
39 in.