Nqe lus piav qhia: Pob zeb Volcanic feem ntau hu ua pob zeb pumice, pob zeb basalt, lossis lava pob zeb, nws yog ib yam khoom siv thiab ib puag ncig.Nws muaj ntau ntau cov zaub mov thiab microelements, xws li sodium, magnesium, txhuas, silicon, calcium, titanium, manganese, hlau, npib tsib xee, cobalt thiab molybdenum thiab lwm yam.uas yog widly siv rau vaj, pem teb, phab ntsa, nroj tsuag, acqurium kev lag luam. .

Volcanic pob zeb Loj: 3-6mm, 6-8mm, 8-10mm, 1-3cm, 3-6cm, 6-8cm, 8-10cm, 10-50cm tuaj yeem kho.
Volcanicpob zebxim: liab, dub.
Volcanicpob zebStyle: pob, particle, hmoov, ntawv