• OA MAA NATURA LELEI MA O FEA E MAFAI ONA FA'A'OGA AI? ma'a fanua
Apr . 16, 2024 09:17 Toe fo'i i le lisi

OA MAA NATURA LELEI MA O FEA E MAFAI ONA FA'A'OGA AI? ma'a fanua

What Are the Softer Natural Stones and Where Can They Be Used?
 

Aisea ua i ai nisi maa faanatura manatu e vaivai pe a foliga mai e ma'a'a uma? O le tali e taoto i totonu o le 'aiga' maaa. Mohs fua o le maaa na faia i le 1812 ma faʻatusatusa le maʻaʻa vavalalata o minerale e sefulu. O le taimane e sili ona faigata ma e 10 lona fua, ae o le maamora o le ma'a sili ona malosi i le 6. O le ma'amea e sau i le 3 fa'apea fo'i ma le maamora, maamora. O maa vaivai e faigofie ona fai pe vaneina ae e le ofuina pe tau e pei o le maa malo. O iinei tatou te talanoaina ai nisi o maʻa vaivai sili ona lauiloa faʻatasi ai ma faʻaoga talafeagai.

 

Ma'a le masani

 

Papa pala

Limestone, ma'a oneone ma shale o ituaiga masani ia o ma'a palapala. O nei mea na faia e ala i le mamafa tele, i luga o le faitau miliona o tausaga, o loʻo faʻapipiʻi i luga o le palapala na paʻu i lalo o le sami.

Slate

O laulau i totonu o le paʻu o loʻo faʻamatalaina o le "laupapa" ma e faigofie ona vaeluaina e fatu ai soʻo se mafiafia e manaʻomia. O le paʻu a Peretania e manatu e faigata ma sa masani ona faʻaaogaina e fai ma taualuga, ae o le paʻu vaivai e maua i Saina, Sepania, Italia ma Amerika. Fa'atasi ai ma le lautele o lanu pa'epa'e fa'anatura, o le tele o fa'asologa o mamanu e mafai ona ausia, mai le fa'aonaponei i le masani, fa'aleaganu'u i le fa'amamaina. E masani ona fautuaina le Slate mo nofoaga maualuga o feoaiga, faʻafetai i lona tuʻufaʻatasiga sili ona umi. E le porous fo'i ma e le faigofie ona fa'afeagai ma sua vai. E fa'asa'o i le afi, e le tau ma maua ai se fa'ase'e lelei ona o lona fa'ai'uga.

Ma'a'ole'a

O le ma'a a'o ose mea fau fale masani ma e fa'atupu mai le mineral calcite, e maua mai le calcium i ponaivi ma atigi figota na teuina i luga o le afe tausaga ma fa'amalosia fa'atasi e ala i le mamafa. E ui o loʻo iai foʻi le magnesium, e sili atu ona faigata ma sili atu le faʻafefe o le tau, ma e mafai foʻi ona faʻamalama. Portland maa mai le motu eponymous i Dorset masalo o le ituaiga sili ona lauiloa o le limestone ma sa faʻaaogaina e fausia ai le tele o fale tetele o Lonetona. E faʻaaogaina mo le faʻapipiʻiina o fafo faʻapea foʻi ma le faʻapipiʻiina, afi ma isi mea teuteu totonu ma fafo. O ona lanu vaivai o ona uiga vaaia fa'ailoga.

Ma'a oneone

O le ma'a oneone atonu o le ma'a faufale e masani ona fa'aaogaina a'o le'i o'o i le 1800, mo mea uma mai alalaupapa i fale maualuluga. E pei ona fa'ailoa mai i lona igoa, e fa'atupu pe a fa'afefiloi le oneone, mea fa'aola, calcite ma le tele o isi minerale i lalo o le mamafa tele i le afe tausaga. E maua i se mea mata'utia po'o se mea lelei ma e masani ona tu'uina atu ile fa'au'u matt. O le kulimi, mumu poʻo le efuefu i Peretania, o lona lanu e faʻalagolago i isi minerale o loʻo i totonu. Silica e maua ai le pa'epa'e, ae o le u'amea e maua ai se lanu mumu-enaena. O ona vaega autu o le faʻaogaina o puipui ma fola, poʻo faʻamaʻi fafo.

Maamora

O le maamora o se mea e maua mai i le limestone, na fausia e ala i le metamorphosis o le vevela tele ma le mamafa i le faitau miliona o tausaga. E ui ina mālūlū pe a faatusatusa i isi maa, ae o le maamora e foliga mai e fa'alelei lelei. O le maamora masani e faʻaaogaina i faitotoʻa ma fesoasoani i le fausiaina o se pito maualuga.

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