Damaged Gypsum crystals usually sort less very well-designed rhombs than dolomite does. If Section of a sample is crushed right into a powder, the powdered dolomite will even respond with acid to provide modest bubbles, when gypsum isn't going to. Agates: A sort of quartz that sorts in volcanic rock. https://www.propanraya.com/id/produk/eco-gypsum-ee-4050