Duniyar Diatomaceous wani nau'in dutse ne na siliceous wanda galibi yake yaɗuwa a ƙasashe kamar China, Amurka, Japan, Denmark, Faransa, Romania, da sauransu. Dutse ne mai siliceous na halitta, wanda galibi ya ƙunshi ragowar tsoffin diatoms.

Ya ƙunshi ƙaramin adadin Al2O3, Fe2O3, CaO, MgO, K2O, Na2O, P2O5, da kuma kwayoyin halitta. SiO2 yawanci yana ɗauke da sama da kashi 80%, tare da matsakaicin kashi 94%. Yawan sinadarin ƙarfe mai guba a cikin ƙasa mai inganci shine 1-1.5%, kuma yawan sinadarin aluminum oxide shine 3-6%. Yawan sinadarin ma'adinai na diatomite galibi Opal ne da nau'ikansa, sai kuma ma'adanai na yumbu hydromica, Kaolinite da tarkacen ma'adanai. Ɓatattun ma'adanai sun haɗa da quartz, feldspar, Biotite da kwayoyin halitta.

Ƙasa mai siffar diatomaceous ta ƙunshi siO2 mara siffar kuma tana ɗauke da ƙananan adadin Fe2O3, CaO, MgO, Al2O3, da ƙazanta na halitta. Ƙasa mai siffar diatomaceous yawanci rawaya ce mai haske ko launin toka mai haske, mai laushi, mai ramuka, kuma mai sauƙi. Ana amfani da ita a masana'antu azaman kayan rufi, kayan tacewa, abubuwan cikawa, kayan niƙa, kayan da aka yi amfani da su a gilashin ruwa, abubuwan cire launi, kayan tace ƙasa mai siffar diatomaceous, masu ɗaukar abubuwan kara kuzari, da sauransu.

Amfanin amfani da ƙasa mai launin ruwan kasa: pH neutral, ba shi da guba, kyakkyawan aikin dakatarwa, ƙarfin shawa mai ƙarfi, yawan mai mai yawa, ƙimar shan mai na 115%, ƙanƙantarsa ​​​​daga ​​raga 325 zuwa raga 500, daidaiton haɗuwa mai kyau, babu toshe bututun injinan noma yayin amfani, zai iya taka rawa wajen danshi a cikin ƙasa, sassauta ingancin ƙasa, tsawaita lokacin taki mai inganci, da haɓaka haɓakar amfanin gona. Masana'antar takin zamani: Takin zamani don amfanin gona daban-daban kamar 'ya'yan itatuwa, kayan lambu, furanni da shuke-shuke. Fa'idodin amfani da ƙasa mai launin ruwan kasa: Ya kamata a yi amfani da ƙasa mai launin ruwan kasa azaman ƙari a cikin siminti. Kayayyakin ƙari na murfin ƙasa mai launin ruwan kasa suna da halaye na babban porosity, sha mai ƙarfi, halayen sinadarai masu karko, juriyar lalacewa, juriyar zafi, da sauransu. Suna iya samar da kyakkyawan aikin saman, daidaitawa, kauri, da ingantaccen mannewa ga rufin. Saboda girman raminsa, yana iya rage lokacin bushewa na murfin. Hakanan yana iya rage adadin resin da ake amfani da shi da rage farashi. Ana ɗaukar wannan samfurin a matsayin ingantaccen samfurin matte mai laushi tare da ingantaccen farashi, kuma manyan masana'antun rufewa na ƙasashen duniya da yawa sun sanya shi a matsayin samfuri, wanda ake amfani da shi sosai a cikin laka mai tushen ruwa.