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Definition of Gritstone
1. Noun. A hard coarse-grained siliceous sandstone.
Definition of Gritstone
1. Noun. A form of sedimentary rock, similar to sandstone but coarser. ¹
¹ Source: wiktionary.com
Medical Definition of Gritstone
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1. Noun. A hard coarse-grained siliceous sandstone.
1. Noun. A form of sedimentary rock, similar to sandstone but coarser. ¹
¹ Source: wiktionary.com
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