| NOUN | substance | bluestone | bluish-grey sandstone used for paving and building |
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| Sounds | bluw'stow.n | |
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| Rhymes | acetone ... zone: 125 rhymes with own... | |
| Meaning | Bluish-grey sandstone used for paving and building. | |
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| Broader | sandstone | A sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.) |