What is perlite composed of?

Answer Perlite is a naturally occurring volcanic glass. It is referred to as a silicate rock because it has a high percentage of the chemical element silica.ElementsBesides silica, perlite rock contains a... Read More »

Top Q&A For: What is perlite composed of

What is perlite used for?

The natural substance perlite has several uses. Potting soil, fertilizer and seed mixes often contain perlite because it is lightweight and sterile. Perlite also serves as an abrasive in products s... Read More »

Sources for Perlite?

There are many applications in the home and garden industry for perlite, and everyone from a contracted foreman to a backyard gardener can use it. With no harmful chemicals or fillers, perlite is a... Read More »

What is perlite or vermiculite?

Perlite, also called vermiculite, is a stone-like volcanic glass that has some highly unique characteristics and applications.The FactsPerlite/vermiculite is a volcanic rock that has the unique abi... Read More »

Does perlite contain asbestos?

Geologists classify perlite as a form of the volcanic rock rhyolite. According to the Perlite Institute, as of 2002, tests reveal no trace of asbestos in perlite. The volcanic rock and asbestos, a ... Read More »