quartz glass vs lechatelierite

quartz glass and lechatelierite both are nouns.

Word	Noun	Adjective	Verb	Adverb
quartz glass	Yes	No	No	No
lechatelierite	Yes	No	No	No

As nouns, quartz glass and lechatelierite are synonyms defined as:

quartz glass and lechatelierite: colorless glass made of almost pure silica

Other synonyms of quartz glass include crystal, quartz, vitreous silica.

quartz glass (noun)	lechatelierite (noun)
colorless glass made of almost pure silica	colorless glass made of almost pure silica