quarry vs stone pit

quarry and stone pit both are nouns.

Word	Noun	Adjective	Verb	Adverb
quarry	Yes	No	Yes	No
stone pit	Yes	No	No	No

As nouns, quarry and stone pit are synonyms defined as:

quarry and stone pit: a surface excavation for extracting stone or slate

Other synonyms of quarry include pit.

quarry (noun)	stone pit (noun)
animal hunted or caught for food	a surface excavation for extracting stone or slate
a surface excavation for extracting stone or slate
a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence

quarry (verb)	stone pit (verb)
extract (something such as stones) from or as if from a quarry