Black Lava Rock

Lava Rock is a porous aquascaping stone that is widely used for planted aquariums. The rock does not have any effect on water parameters. Specifications: Pieces from packages will range from 3-12" depending on the size of order. 4 lbs is roughly Two or Three stones that range from 3-7 inches each. 8 lbs is roughly Three to Six stones that range from 3-9 inches each. 16 lbs is roughly Six to Eight stones that range from 3-9 inches each. Instructions: It is cleaned and rinsed before shipping but we recommend to give the stones a light rinse under warm water and a light scrub to get rid of any debris it may have. If you have any special requests for sizes, please make a note when ordering and we will try our best to accommodate according to inventory.