Pumice
Product Information
Pumice is composed of highly microvesicular glass pyroclastic with very thin,
translucent bubble walls of extrusive igneous rock.
Synonym: Pumicite
PHYSICAL DATA:
- Grey powder
- Insoluble in water
- Melting point: 1350-1400ºC
- Decomposition temperature: >400ºC
CAS number: 1332-09-8
EINECS number: 310-127-6