Question

How do granite, basalt, obsidian, and pumice compare. (What are their similarities {besides them all being igneous rocks}) thank you in advance, a medal will be rewarded for best answer

Answer 1

TRY http://geology.com/rocks/igneous-rocks.shtml AND http://web.calstatela.edu/faculty/ahamane2/psci183/psci183.activities/psci183.act2.rocks.hand.htm

Answer 2

Hope that helped <.>

Answer 3

@studyowl

Answer 4

@tyler.evan2 thanks

Answer 5

@vickyisthesmartone123

Answer 6

@Agl202

Answer 7

@Chris_Ec

Answer 8

Ill help but...