Halite And gypsum each variety very clear crystals that are incredibly delicate and so are easily scratched. Licking a sample will rapidly distinguish the two, as halite has the same composition as desk salt and an incredibly distinct ‘salty’ style. For those who dislike the thought of licking mineral samples, https://www.propanraya.com/id/produk/eco-gypsum-ee-4050
How Much You Need To Expect You'll Pay For A Good Gypsum
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