Halite And gypsum the two variety apparent crystals that are very tender and they are quickly scratched. Licking a sample will speedily distinguish The 2, as halite has the identical composition as desk salt and an extremely distinct ‘salty’ flavor. For people who dislike the concept of licking mineral samples, https://www.propanraya.com/id/produk/eco-gypsum-ee-4050
Not Known Facts About gypsum
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