ʻO ka ipu lepo i pena ʻia e pili ana i ka ipu lepo ʻalani-ʻulaʻula i poni ʻia, i hōʻike ʻia me nā puaʻa mineral maoli, ʻocher a me manganese oxide ma ke ʻano he mau mea waihoʻoluʻu, a laila puhi ʻia i loko o kahi kiln. Ma ke kino ʻalani-ʻulaʻula e hōʻike ana i kahi hiʻohiʻona nani o ka ʻulaʻula ʻulaʻula, ʻeleʻele, keʻokeʻo, a me nā waihoʻoluʻu like ʻole, e hana ana i ka ipu lepo me kahi kiʻekiʻe o ka lokahi ma waena o ke kumu a me ke ʻano o ka ipu, a loaʻa ka hopena hoʻonaninani a nani.
ʻO nā seramika pena, i ʻike ʻia hoʻi ʻo ka ipu lepo i pena ʻia ma hope o ke ahi, he mau hana kiʻi kiʻi me ka mōʻaukala lōʻihi. E pili ana i ka ipu lepo i pena ʻia ma luna o ka ʻili ma hope o ke puhi ʻia ʻana o ka ipu hao, ʻaʻole e like me ka ipu lepo i pena ʻia ma ka ipu lepo, ʻo ka mea waihoʻoluʻu a me ke kino ʻōmaʻomaʻo e hui pū ʻia, a ʻai ʻia ka faience i ka wela kiʻekiʻe, ka puaʻa o ka ipu i pena ʻia. ʻAʻole paʻa paʻa, a maʻalahi ke kumu e hāʻule i ka wā i pulu a wai paha. Ua hoʻomaka ka ipu lepo i pena ʻia i ka wā Neolithic hope loa, ʻulaʻula, ʻeleʻele, melemele, keʻokeʻo, oker, a me nā mea ʻē aʻe, nani ke kala, no ka mea, ʻaʻole i puhi ʻia ka pena, no laila ua maʻalahi ke pena a hāʻule. .
