Abubuwan sinadaran na beads masu iyo sune galibi silicon dioxide da aluminum oxide.Yana da halaye da yawa irin su barbashi masu kyau, m, nauyi mai sauƙi, ƙarfin ƙarfi, juriya mai ƙarfi, juriya mai zafin jiki, rufin thermal da hana wuta.An yi amfani da shi sosai a Ɗaya daga cikin albarkatun kasa don masana'antar refractory.
| SiO₂ | Farashin 2O3 | Fe2O3 | CaO | MgO | K2O | Na 2O |
| 56% -62% | 33% -38% | 2% -4% | 0.2% -0.4% | 0.8% -1.2% | 0.8% -1.2% | 0.3% -0.9% |
Nau'in mu: cenosphere launin toka, farin cenosphere.
Girman: raga 20, raga 40, raga 100, raga 200.
Amfani: kayan hana wuta.masana'antar roba da sauransu
Lokacin aikawa: Maris-07-2022