Ala diatomaceous bụ ụdị nkume siliceous nke a na-ekesakarị na mba dịka Chaịna, United States, Japan, Denmark, France, Romania, wdg. Ọ bụ nkume siliceous dị ndụ, nke mejupụtara ihe fọdụrụ nke diatoms ochie.

O nwere obere obere Al2O3, Fe2O3, CaO, MgO, K2O, Na2O, P2O5, na ihe ndị dị ndụ. SiO2 na-abụkarị ihe karịrị 80%, nke kachasị bụ 94%. Ọdịnaya iron oxide nke ala diatomaceous dị elu na-abụkarị 1-1.5%, ọdịnaya aluminom oxide dịkwa 3-6%. Ihe mejupụtara mineral nke diatomite bụ Opal na ụdị ya, ihe ndị na-esochi ya bụ mineral ụrọ hydromica, Kaolinite na mineral. Ihe ndị dị na mineral gụnyere quartz, feldspar, Biotite na organic matter.

Ala diatomaceous nwere amorphous SiO2 ma nwee obere Fe2O3, CaO, MgO, Al2O3, na ihe ndị na-adịghị ọcha. Ala diatomaceous na-abụkarị odo odo ma ọ bụ isi awọ dị mfe, dị nro, nwere oghere, ma dị fechaa. A na-ejikarị ya eme ihe n'ụlọ ọrụ mmepụta ihe dị ka ihe mkpuchi, ihe nzacha, ihe e ji ekpuchi ihe, ihe eji egwuri egwu, ihe eji agwakọta iko mmiri, ihe na-eme ka agba dị ọcha, ihe na-enyere aka nzacha ala diatomaceous, ihe na-ebu ihe na-akpali akpali, wdg.

Uru nke iji ala diatomaceous: pH na-anọpụ iche, anaghị egbu egbu, arụmọrụ nkwụsịtụ dị mma, arụmọrụ adsorption siri ike, njupụta dị mfe, ọnụego nnabata mmanụ nke 115%, ịdị mma sitere na 325 mesh ruo 500 mesh, ịdị mma nke ngwakọta dị mma, enweghị mgbochi nke paịpụ igwe ọrụ ugbo n'oge eji ya, nwere ike ịrụ ọrụ mmiri mmiri n'ala, belata ịdị mma nke ala, ịgbatị oge fatịlaịza dị irè, ma kwalite uto ihe ubi. Ụlọ ọrụ fatịlaịza mejupụtara: Ngwakọta fatịlaịza maka ihe ọkụkụ dị iche iche dịka mkpụrụ osisi, akwụkwọ nri, okooko osisi na osisi. Uru nke iji ala diatomaceous: Ekwesịrị iji ala diatomaceous dị ka ihe mgbakwunye na simenti. Ngwaahịa mgbakwunye mkpuchi ala diatomaceous nwere njirimara nke porosity dị elu, nnabata siri ike, njirimara kemịkalụ kwụsiri ike, iguzogide iyi, iguzogide okpomọkụ, wdg. Ha nwere ike inye arụmọrụ elu dị mma, ndakọrịta, ịdị arọ, na njikọta ka mma maka mkpuchi. N'ihi nnukwu olu pore ya, ọ nwere ike ime ka oge nkụ nke mkpuchi ahụ dị mkpụmkpụ. Ọ nwekwara ike ibelata ego resin ejiri ma belata ọnụ ahịa. A na-ewere ngwaahịa a dị ka ngwaahịa matte dị irè nke nwere ezigbo ọnụ ahịa, a na-akpọkwa ya ngwaahịa dị ka ngwaahịa site n'aka ọtụtụ ndị na-emepụta mkpuchi mba ụwa, nke a na-ejikarị eme ihe na apịtị diatomaceous nke mmiri.