













































سیدریت در رگه های گرمابی و به صورت رسوب رسوبی در سنگ های دگرگونی تشکیل می شود. در سنگ های آتشفشانی پروتولینت ها، بازالتی و به ندرت در پگماتیت ها نیز تشکیل می شود. سنگ آهن سیدریت در بستر های آهن نواری به عنوان ذخایری تشکیل می شوند که محلی تر هستند. خوب است بدانید که سنگ آهن سیدریت به سرعت به اکسید آهن تبدیل می شود. شکل گیری سیدریت های عظیم در گلسنگ ...
























