Te Paemahana Teitei Te Waahanga Maamaa Te Kakano Kakano Te Roving
Whakataki Hua
Miro muka basalt i roto i te miro tinana waewae tino mahi, he mea hanga ki te miro kakano muka basalt.
Kaupapa Hanga
Ko te rere o te hau tere ki roto i te hongere whakawhänui ki te hanga i te ngangau, ko te whakamahi i tenei karekau ka whakamararatia te muka basalt, na te hanga o nga muka terry-rite, na reira ka nui te muka o te basalt, ka hangaia hei miro kakano.
Nga waahanga hua me nga tono
1) Ko te papanga i mahia mai i te miro kakano he ahua wetewete, he pai te ringaringa, he kaha ki te hipoki, he pai mo te hanga kakahu tātari atete teitei.
2) He pai ake te whiti, he pai mo te hanga papanga arai ahi.
3) Ko te whakamahi i te miro kakano ka taea te whakamahi i te papanga iti ki te raranga i te waahi nui o te kakahu, ka iti ake te whakamahinga o te nui o te nui, te wewete, te pai ake o te mahi.
4) Ki te muka basalt miro kakano whatu ki te kakahu tātari, ehara i te mea anake teitei pāmahana ātete, waikawa me te alkali ātete, a ko te āhua iti tona ātete filtration, kua tino pai ake pānga filtration, whakaora pūngao, whakaiti utu. Ka whakamahia whānuitia ki te ao.
5) Ki te miro kakano me te muka tonu raranga hanumi, i roto i te ātete ki te kaha pea, elasticity me te abrasion ātete he pai atu i te tahi atu papanga, kua hipoki ki te uku, rapa me te hua kirihou rauemi pai, ko te kakahu tātari ātete teitei, teitei-kōeke ngira he rauemi pai.