Diatomaceous ƙasa wani nau'in dutsen siliki ne wanda aka fi rarrabawa a ƙasashe irin su China, Amurka, Japan, Denmark, Faransa, Romania, da sauransu. Dutsen siliceous sedimentary ne na biogenic wanda ya ƙunshi ragowar tsoffin diatoms.Abubuwan sinadaransa galibi SiO2 ne, wanda SiO2 · nH2O za su iya wakilta, kuma abun da ke cikin ma'adinai shine opal da bambance-bambancensa.Rikicin kasa na diatomaceous a kasar Sin ya kai tan miliyan 320, tare da tanadin sama da tan biliyan 2, wanda aka fi mayar da shi a gabashin kasar Sin da arewa maso gabashin kasar Sin.Daga cikin su, Jilin (54.8%, tare da birnin Linjiang na lardin Jilin ya zama na farko da aka tabbatar da tanadi a Asiya), Zhejiang, Yunnan, Shandong, Sichuan, da sauran larduna suna da fa'ida mai yawa, amma ƙasa mai inganci tana mai da hankali ne kawai a cikin al'adun gargajiya. Yankin Dutsen Changbai na Jilin, da yawancin sauran ma'adinan ma'adinai sune ƙasa 3-4.Saboda babban abun ciki na ƙazanta, ba za a iya sarrafa shi da amfani da shi kai tsaye ba.Babban bangaren diatomaceous ƙasa a matsayin mai ɗauka shine SiO2.Misali, bangaren aiki na masana'antar vanadium mai kara kuzari shine V2O5, co catalyst shine alkali karfe sulfate, kuma mai jigilar diatomaceous ƙasa mai ladabi.Gwaje-gwaje sun nuna cewa SiO2 yana da tasiri mai ƙarfi akan abubuwan da ke aiki kuma yana ƙaruwa tare da haɓakar K2O ko Na2O abun ciki.Ayyukan mai kara kuzari kuma yana da alaƙa da tarwatsawa da tsarin pore na mai ɗaukar hoto.Bayan maganin acid na diatomaceous ƙasa, abun ciki na ƙazanta na oxide yana raguwa, abun ciki na SiO2 yana ƙaruwa, kuma ƙayyadaddun yanki da girman pore shima yana ƙaruwa.Don haka, tasirin diatomaceous mai ladabi mai ɗaukar nauyi ya fi na ƙasa diatomaceous na halitta.

Duniyar diatomaceous gabaɗaya tana samuwa ne daga ragowar silicate bayan mutuwar algae mai sel guda ɗaya, wanda akafi sani da diatoms, kuma ainihinsa shine SiO2 mai ruwa mai ruwa.Diatoms na iya rayuwa a cikin ruwa mai kyau da ruwan gishiri, tare da nau'ikan iri da yawa.Ana iya raba su gabaɗaya zuwa diatoms "tsakiyar tsari" da "tsarin gashin fuka-fuki" diatoms, kuma kowane tsari yana da "genera" da yawa waɗanda ke da sarƙaƙƙiya.

Babban abin da ke cikin ƙasa diatomaceous na halitta shine SiO2, tare da masu inganci masu inganci waɗanda ke da launin fari da abun ciki na SiO2 galibi ya wuce 70%.Diatoms guda ɗaya ba su da launi da bayyane, kuma launin diatomaceous ƙasa ya dogara da ma'adinan yumbu da kwayoyin halitta.Abubuwan da ke cikin ƙasa diatomaceous daga tushen ma'adinai daban-daban sun bambanta.

Diatomaceous ƙasa, wanda kuma aka sani da diatom, wani burbushin diatom ɗin ajiya ne da aka samu bayan mutuwar tsiro guda ɗaya da kuma lokacin ajiya na kimanin shekaru 10000 zuwa 20000.Diatoms sun kasance ɗaya daga cikin halittun farko na asali da suka bayyana a duniya, suna zaune a cikin ruwan teku ko ruwan tafkin.

Wannan nau'in diatomaceous ƙasa yana samuwa ne ta hanyar ajiye ragowar diatoms na ruwa mai sel guda ɗaya.Ayyukan na musamman na wannan diatom shine cewa yana iya ɗaukar silicon kyauta a cikin ruwa don samar da ƙasusuwansa.Lokacin da rayuwarta ta ƙare, tana adanawa kuma ta samar da diatomaceous ajiya a ƙarƙashin wasu yanayin yanayin ƙasa.Yana da wasu kaddarorin na musamman, irin su porosity, ƙarancin maida hankali, babban yanki na musamman, rashin daidaituwa na dangi, da kwanciyar hankali na sinadarai.Bayan canza barbashi size rarraba da surface Properties na asali ƙasa ta hanyar processing matakai kamar murkushe, rarrabuwa, calcination, airflow rarrabẽwa, da kuma ƙazanta kau, shi zai iya zama dace da daban-daban masana'antu bukatun kamar coatings da fenti Additives.