There are two various ways that rocks are sometimes categorized; the main relies on the procedures by which they form, where rocks are categorized as possibly sedimentary, igneous, and metamorphic. Rocks can also be usually categorized by grain or crystal size. Encyclopaedia Britannica's editors oversee subject spots through which they https://personalisedsweets45567.blogtov.com/16878163/the-ultimate-guide-to-rock-sticks