Halite And gypsum each variety apparent crystals that are extremely tender and they are simply scratched. Licking a sample will rapidly distinguish the two, as halite has precisely the same composition as desk salt and a very distinctive ‘salty’ style. For those who dislike the concept of licking mineral samples, https://www.propanraya.com/id/produk/eco-gypsum-ee-4050
Facts About Gypsum Revealed
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