Agate ndi mtundu wa silika wa microcrystalline, makamaka chalcedony, womwe umadziwika ndi kukongola kwake kwa mbewu komanso kuwala kwa mtundu.Kuyeretsedwa kwakukulu kwachilengedwe cha Brazilian agate (97.26% SiO2) mipira yopukutira, yosamva kuvala komanso yosamva ma acid (kupatula HF) ndi zosungunulira, mipira iyi imagwiritsidwa ntchito nthawi iliyonse ikafunika kupukutidwa pang'ono pang'ono popanda kuipitsidwa.Mipira yopera ya agate yomwe ilipo: 3mm mpaka 30mm.Mipira yamagetsi yogaya imagwiritsidwa ntchito kwambiri m'magawo a Ceramics, Electronics, Light Industry, Medicine, Food, Geology, Chemical Engineering ndi zina zotero.