Specification of

Andesite Stone Anyam

Andesite rocks or also called lavastone are frozen rocks that are composed of fine-grained minerals, and have a higher silica content than basalt rocks and lower than rhylolite and felsite rocks.

Although the formation of endocytes is also occurring beneath the surface of the earth, generally endocytes of rocks are formed on the surface of the earth as a result of the eruption of Mount Merapi. Therefore experts classify it into extrusive igneous rocks.