The wall is built with 6-inch blocks, which I filled with vermiculite last year.
From the dailyherald.com
Use a soil-less plant mix of peat moss with perlite, vermiculite or coarse sand.
From the sacbee.com
Someone told me there may be vermiculite in the block, but that's not the case.
From the dailyherald.com
Add another 2 inches of vermiculite and repeat the process until the box is full.
From the post-gazette.com
Dip the stem into rooting hormone and stick it into a pot filled with vermiculite.
From the dailyherald.com
A vermiculite mine in Virginia has also been found to be contaminated by asbestos.
From the en.wikipedia.org
Initially, houses were to be cleaned entirely of asbestos-loaded vermiculite.
From the kansas.com
Schneider calls her a poster child for the hazards of vermiculite insulation.
From the scienceblogs.com
Take a few cuttings of vigorous mums to root in potting soil or vermiculite.
From the lohud.com
More examples
Any of a group of yellow or brown hydrous silicate minerals having a micaceous structure
Vermiculite is a natural mineral that expands with the application of heat. The expansion process is called exfoliation and it is routinely accomplished in purpose-designed commercial furnaces. Vermiculite is formed by weathering or hydrothermal alteration of biotite or phlogopite. ...
A hydrated silicate mineral which expands on heating; it is used in insulation and as a medium for planting
An aggregate somewhat similar to perlite that is used as an aggregate in lightweight roof decks and deck fills. It is formed from mica, a hydrous silicate with the ability of expanding on heating to form lightweight material with insulation quality. ...
An aggregate used in lightweight insulating concrete, formed by the heating and consequent expansion of a micaceous mineral.
Substance used as sorbent for spill control and cleanup.
Mica processed and expanded by heat. Vermiculite is a good soil amendment and medium for rooting cuttings
This is a mineral called mica that is heated and puffed up to form lightweight, sponge-like granules capable of holding both water and air.
Insulation composed of natural vermiculite ore expanded to form an exfoliated structure.