Section V — Mineral products
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2514
Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape.
Common commodities
Raw quarry slate blocksRoughly trimmed metamorphic stoneUnworked sedimentary rock blocksDimensional natural slateCrude square slate slabsSawn slate in its raw stateNatural rough-cut slate blocksQuarry-produced slate slabsMetamorphic stone for constructionUnprocessed sedimentary rock pieces