The mineral deposits, such as salt, graphite, etc., which are on the surface of the earth and do not involve much labour in excavation.
Al-‘arida
Al-‘amil al-fai’
Al-Infaq al-tatawwu
Al-radkh
’ard al-kharaj
Al-tamakkun
Al-makkuk
‘asb al-fahl
Awqaf al-nuqud
Al-‘adadiyat