Fri 24 Apr, 2015 03:36 pm
Question above. The aluminosilicates I'm referring to are sillimanite, kyanite, staurolite, and andalusite. I think it has something to do with the aluminum content of sedimentary rocks.
think. What aluminosilicates are found in igneous rocks and what hppens to them on chemical weathering?
Hint: think feldspar