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Stone
A piece of rock that is quarried then worked into a specific size or shape to serve a function as a useful building or paving material.
Industry: Building materials
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Stone
Flagstone
Building materials; Stone
Thin slabs of stone used for flagging or paving walks, driveways, patios, etc.; generally fine-grained sandstone, bluestone, quartzite or slate although other stones may be used.
Natural cleft
Building materials; Stone
This generally pertains to stones which are formed in layers in the ground. When such stones are cleaved or separated along a natural seam the remaining surface is referred to as a natural cleft ...
Broach
Building materials; Stone
To drill or cut out material left between closely spaced drill holes. Also, a mason's sharp pointed chisel for dressing stone.
Quarry
Building materials; Stone
The location of an operation where a natural deposit of stone is removed from the ground.
Dentil course
Building materials; Stone
The lower part of a cornice where dentils normally appear. The cornice is jointed to allow machine production of the dentils.
Rift
Building materials; Stone
The most pronounced direction of splitting or cleavage of a stone (see grain). Rift and grain may be obscure, as in some granites, but are important in both quarrying and processing stone.