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This the Stone Terms dictionary. You may find the meanings of some stone related words and phrases.
Please click below the first letter of the word you are looking for. Please click ALL to see all the terms and the meanings in one page.
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G/H/I/J/K - L - M/N/O - P - Q -
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T - U/V -
W - ALL
L
Lava : a general term applied to igneous rocks, such as basalt and rhyolite, that erupted from the earth by volcanic action.
Lead buttons : lead spacers in the solid horizontal joints to support the top stones until the mortar has set.
Lewis holes : holes in cut stones for lifting and support during setting of cut stones and sometimes for permanent support. Holes are checked for the particular Lewis lifting device or hook to be used.
Limestone : a sedimentary rock composed of calcium carbonate; includes many varieties (see oolitic limestone, dolomitic limestone, crystalline limestone.) Limestones that contain not more than five per cent magnesium carbonate may be termed calcite limestone, as distinguished from those that contain between five and 40% as the mineral dolomite (dolostone, formerly known as the rock dolomite). Recrystallized limestones and compact, dense, relatively pure microcrystalline varieties that are capable of taking a polish are included in commercial marbles.
Liners : structurally sound sections of marble that are cemented to the back of marble veneer slabs to give greater strength, additional bearing surface, or to increase joint depth.
Lintel : the block of stone spanning the top of an opening such as a doorway or window; sometimes called a head.
Lipping : usually refers to flagging materials; caused when two pieces of material to be joined together are slightly warped or twisted causing one of more edges to be higher or lower than the adjoining material.
Lug sill : a stone sill set into the jambs on each side of masonry opening.
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