SADI Muslihuddin Abumuhammad Abdulloh ibni Mushrifuddin (1203/8, Sheroz—1292, hamon jo), shoir, nasrnavis va mutafakkiri fors-tojik. …
Mufassal »Ohaksang
Ohaksang, jinsi kuhin tahshinist, ki asosan az kalsit SaSOz va bazan az aragonit iborat ast. Tarkibash aksariat omekhtahoi dolomit, kvars, mineralhoi gildor, oksidho, gidrooksidhoi ohan, mangan, inchunin markazit, fosfatho, gaj, moddahoi organiki va gayra dorad. Tarkibi khimiyavii Ohaksangi toza ba tarkibi kalsit (56% SaO va 44% SOg) nazdik ast. Agar …
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