mineral pitch

• مصطلح قديم يشير إلى الأسفلت أو البيتومين، وهو مادة سوداء لزجة طبيعية استُخدمت تاريخيًا في العزل المائي ورصف الطرق والتحنيط.

An obsolete term for asphalt or bitumen, a naturally occurring black, sticky substance used historically for waterproofing, paving, and embalming.

1. Natural BitumenC1formal

   A dark, viscous mixture of hydrocarbons found naturally in the earth, also known as asphalt or bitumen.

   بيتومين طبيعي

   • Mineral pitch was used in ancient times for waterproofing boats.
   • The road was paved with a mixture of mineral pitch and gravel.
   • Geologists study deposits of mineral pitch for petroleum exploration.