Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blue_stone

1 sense of blue stone

Sense 1
blue vitriol, blue copperas, blue stone, chalcanthite -- (hydrated blue crystalline form of copper sulfate)
       => copper sulfate, copper sulphate, cupric sulfate, cupric sulphate -- (a copper salt made by the action of sulfuric acid on copper oxide)


1 sense of bluestone

Sense 1
bluestone -- (bluish-grey sandstone used for paving and building)
       => sandstone -- (a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.))