Question:
What are the characteristics of *pyroclastic*volcanic rock?
Author: Ánh ĐoànAnswer:
Tiny, tiny phenocrystals, very fine grain, sometimes with big pores or bubbles, sometimes with glass shards, crystals, ash and other fragments.
0 / 5 (0 ratings)
1 answer(s) in total
Author
Ánh Đoàn