الصفحة الرئيسية > Term: mesocratic
mesocratic
Applied to igneous rocks that are intermediate between leucocratic and melanocratic rocks; they contain 30% to 60% dark minerals. Compare: melanocratic; leucocratic.
- قسم من أقسام الكلام: noun
- المجال / النطاق: التعدين
- الفئة: تعدين عام; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)