Assertion: fused quartz | /r/HasAspect | low thermal expansion
Facets:
value: to thermal shock
type: PURPOSE
value: very
type: DEGREE
Source sentences:
text: It has very low thermal expansion and excellent resistance to thermal shock, being able to survive immersion in water while red hot, resists high temperatures (1000–1500 °C) and chemical weathering, and is very hard.