Tasnakalt nɣ Tamassant n tusutin n wakal (s Taserɣint : علم طبقات الأرض أو الجيولوجيا, s Tafransist : La géologie) tuckad taguri ad seg Snat tiguriwin yaḍni, Tussna d Akal.
Zund ig nenna Tussna n wakal.
Tga Tasnakalt yat tmassant yaqqran f tusutin n wakal, ɣayan af tt ismn ula Tamassant n tusutin wakal.
Tiɣbula :
Tasniwin n taggayt "Tasnakalt"
Taggayt ad tumi 2 tasniwin, gisnt tasniwin ad ḍfarnin.