21544 - Top Well Prepared "Flying" 3.16 Inch Crotalocephalina gibbus Lower Devonian Ceratonurus The formula of the admixture
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21544 Top Well Prepared "Flying" 3.16 Inch Crotalocephalina gibbus Lower Devonian Ceratonurus The formula of the admixture The formula of the admixture of the three most common endmembers is written as Ca10(PO4)6(OH It is not for sale right now