الصفحة الرئيسية > Term: cylindrical structure
cylindrical structure
A vertical structure in sandstone, a few centimeters to several decimeters in diameter and several decimeters in length, with a structureless interior, attributed to a rising water column or a spring channel.
- 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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