Minerals physical characteristics are hardness,luster,the way it’s solid and chemical would be the way the color changes and it’s density
A rock is definitely more dense. If you were to put a cloud in water it would float/stay above it and a rock would sink to the bottom
It is on a plate boundary so there are a lot of volcanoes in that area. All the volcanoes form a "ring" around the plate boundary.
In Na2O, what is the oxidation state of oxygen? In Na2O oxidation state of Na is 1+