Equipment

• Slab saw Large saw used to cut slices of rough rock into slabs

• Trim saw Small saw used to trim basic shapes from slabs

• Lapidary machine Machine that spins and water-lubricates grinding wheels, flat laps, and/or polishing wheels/laps that are used to shape and polish stones

• Grinding wheel Abrasive wheel oriented vertically in a lapidary machine; stone is ground against the wheel's circumference; wheels come in a progression of grits

• Flat lap Abrasive disk oriented horizontally or vertically in a lapidary machine; stone is ground against the flat side of the disk; disks come in a progression of grits

• Polishing wheel/lap Felt or leather wheel or flat lap that is charged with lapidary polish; used to shine stone

• Combination machine/unit Any combination of lapidary devices in one unit (e.g., a trim saw with grinding and polishing wheels)

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