Question 3 What is the difference between Granite and pegmatite?
Question 4 What rock is fine grained and made of: –Potassium Feldspar (15%) –Quartz (55%) –Plagioclase Feldspar (15%) –Biotite (10%) –Amphibole (5%)
Answers What are the two environment for an igneous rock? –Intrusive and Extrusive What is Basalt made of (minerals)? –Plagioclase, Pyroxene, Olivine, Amphibole What is the difference between Granite and pegmatite? –Granite is course and Pegmatite is Very coarse What rock is fine grained –Rhyolite