E PILI ANA IĀ MĀKOU

ʻO ka lima daimana kahi mea hoʻoheheʻe i hoʻohana ʻia i nā papahana kūkulu alanui, i hoʻohana kūikawā ʻia no ka ʻeli ʻana i nā pōhaku māwae, nā mōʻalihaku makani ikaika, pālolo paʻa, shale a me nā ʻāina karst.Ma muli o kāna hana ikaika, hoʻomaikaʻi nui ia i ka hana ʻana o ka hana pōhaku ala.

ʻO ka lima daimana he mea hoʻoheheʻe ʻia i hoʻohana ʻia i nā papahana kūkulu hale, kahi i hoʻohana kūikawā ʻia e ʻeli i nā pōhaku māwae, nā mōʻalihaku makani ikaika, pālolo paʻa, shale a me nā ʻāina karst.Me kāna hana ikaika, hoʻomaikaʻi nui ia i ka pono o ka hana ʻana i ka pōhaku.

He kūpono ka lima daimana no ka ʻeli ʻana ma nā lua lanahu hāmama a me ka ʻeleʻele me Platinell hardness coefficient ma lalo o F=8.ʻO ka maikaʻi o ka mining kiʻekiʻe a me ka haʻahaʻa haʻahaʻa.

ʻO ka lima daimana he mea ʻeli ikaika i hoʻohana kūikawā ʻia no ka wehe ʻana i ka lepo hau.ʻO kona mana ikaika a me ka hana kiʻekiʻe e hāʻawi i ke kōkua nui no ka ʻeli ʻāina a me ka hoʻomohala waiwai.