Meaning ofbluestonein English

Noun

1. a type of stone with bluish-grey color; used in construction
   The architect chose bluestone for the building's facade.
2. dolerite appearing blue when wet
   Bluestone is often used in construction due to its durability.
3. feldspathic sandstone found in US and Canada
   The hiking trail featured large bluestone rocks along the path.
4. bluish-grey basalt or olivine basalt
   Bluestone patios are popular in landscaping because of their attractive color.
5. a type of slate from Adelaide quarries
   The builder selected bluestone from the Adelaide quarry for the project.