Geology,being primarily an outdoor science,can not be fully comprehended nor appreciated without field work.
Indeed,field work is an essential and integral part of geology.This is evident from the geology.This is evident from the geologist's motto,"Mente et Malleo"("with Mind and Hammer") in which "malleo" (hammer) stands for practical field work. (from......field geology book)
(တူျဖင္ ့ ရိုက္ထုခြဲလိုက္ေသာ ေက်ာက္အား စိတ္ျဖင္ ့ စဥ္စားပိုင္းျဖတ္ႏိုင္ရန္ ေလ ့က်င္ ့ပါဟူ၍........)