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Natural Stone Industry Glossary

Search Results: 31 Terms Found
GNIESS 
A metamorphic coarse-grained rock primarily consisted of quartz, mica and feldspar. It is sometimes referred to as "Trade Granite".
GRADE COURSE 
The grade level that is waterproofed.
GRAIN 
The most clear cleavage of natural stone.
GRANITE COUNTERTOP
A flat working surface area composed of natural coarsely grained igneous rock composed of quartz, feldspars and mica.
GRANITE SLAB
A slab of igneous rock that can be used for countertops, walls, flooring, table tops, and other design projects.
GRANITE 
A very dense igneous rock comprised mostly of quartz, feldspar and magnesium.
GRANULAR 
The innate and natural texture of stones characterized by small grains and particles.
GRAVEL 
Small aggregate stones of quartz, limestone, basalt, and granite used for landscaping and driveway applications.
GREEN MORTAR 
Mortar that has not yet fully dried but has set.
GREENSTONE 
Natural or altered igneous stones that have a greenish hue.
GREYWACKE 
A variety of sandstone that is characterized by flakes and fragments of quartz, feldspar and other fragments that are set in a clay matrix.
GRIND-IN-PLACE INSTALLATION 
A method of installation where tile, granite, marble, or other stones are set into mortar and then finished in place.
GROG 
A brick that is made from crushed bricks and mixed with clay.
GROUT CORE MASONRY 
The process of filling masonry products (that have hollow cores) with grout for extra stability and strength.
GROUT LIFT 
The height in which grout is placed in joints or cavities.
GROUT POUR 
The overall height of a masonry wall.
GROUT 
A paste or mortar made from cement, aggregates and water used for filling crevices between bricks, tiles and stones on walls and flooring
GROUTED MASONRY 
Masonry projects that have joints and voids filled with grout.
GUIDE SPECIFICATION 
The recommended specifications for the installation of stone and other masonry products.
GYPSUM 
A hydrated calcium sulfate sedimentary stone formation typically soft white or light gray in color.
GABBRO 
A coarsely grained plutonic crystalline rock containing pyroxene, plagioclase and feldspar.
GABLE 
A part of a wall that enclose the end of a pitched root from the eaves to the apex.
GALLET 
A chip of stone
GANG SAW 
A machine saw with blades primarily used to cut quarry blocks into slabs.
GANG SAWED 
The rough surface of a stone after having been gang sawed.
GANTRY SAW 
A single blade diamond saw with a mobile rail and blade that is repositioned between cuts along the tracts of the rail.
GARRETING 
The process and craft of inserting stone fragments into mortar joints prior to mortar setting up.
GAUGED 
The grinding process that makes all pieces of material are the same thickness.
GLASS MOSAIC
Tiles of a mosaic design made from glass. Can be translucent, textured, and mounted to mesh backings for easy installation.
GLASS SEAM 
A narrow streak, vein or joint similar in appearance to glass that does not affect structural soundness.
GLOSS 
A finish with significant luster and shine and is measured by the amount of light reflected.