Methods for the extraction of adsorbed and absorbed gases from rocks (sediments) can be used in prospecting for mineral deposits, because these gases are gradually accumulated and preserved in rocks.

• 摘要抽提岩石（沉积物）中吸附气和吸收气的方法可用于预测矿藏，这是因为这些气体会逐渐聚集和保存在岩石中。