4 facts about continental crust

I only know three

Earth's mass is divided into an inner core, outer core, mantle, and crust ...

Crust is classified as oceanic crust or continental crust ...

Continental crust is thick (18.6-40 mi [30-65 km]), granitic (>60% SiO2), light, and old (250-3,700 million years old).

Continental crust contains dirt grain gravel and sand. It is the thinnest layer of the earth. Most of the crust is made of land than ocean