أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Are sedimentary rocks (often Matkon child or limestone rocks ) contain large amounts of organic material resulting from the death of the various organisms of plants and animals and is buried and subjected to various processes of pressure and heat for millions of years and is able to generate the ability of hydrocarbons that will produce oil , gas and coal volumes Stone .
