From: Respirable stone particles differ in their ability to induce cytotoxicity and pro-inflammatory responses in cell models of the human airways
Particle sample
Particle surface area (m2/g)
Quartzite
3.8
Anorthosite
7.2
Rhomb porphyry
Dacite
5.2
Quartz diorite
5.1
Hornfels
6.0
α-quartz
7.0