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Natural Stone Industry Glossary

Search Results: 24 Terms Found
HAIRLINE CRACKING
The naturally occurring superficial thin cracking of a concrete surface.
HALF BULLNOSE 
An edging option for stone surfaces such as a granite countertop that is convex.
HALF ROUND 
An edging option for stone or other hard surfaces such as a countertop that as a semi-circular finish.
HALITE 
Colorless cubic crystals including rock salt.
HAND CUT RANDOM RECTANGULAR 
The process in which stones are hand-cut into geometric shapes with consistent joints for a patterned finish.
HARD-BURNED 
Clay products, for example bricks, that have been fired at extremely high temperatures to a nearly vitrified state.
HARDNESS 
The measurement of hardness in stones and other surfaces as determined by the Mohs Scale.
HEAD JOINT 
A vertical joint between masonry stones where mortar is placed.
HEAD 
In masonry, the end of a stone or rock that has been machine or hand-tooled to match the face of the stone. These heads are used as corner pieces for door jams, windows or other areas where corners are visible.
HEADER 
Also referred to as a bonder, in masonry is a unit that overlaps adjacent units.
HEADSTONE 
The principle stone in a construction project such as a keystone or cornerstone.
HEARTH 
A fire-proof, typically raised, section of the floor directly in front of a fireplace or wood-burning stove.
HEMIHYDRATE 
A crystalline hydrate that contains one water molecule for every two molecules of the compound.
HERRINGBONE 
A pattern for setting tiles or stones in a slanted design in alternating polarities.
HEWN STONE 
A finish for stones created by chipping with a mallet and chisel.
HIGH-STRENGTH ADHESIVE 
A high-strength adhesive and bonding agent used to join pieces of stone and other materials.
HONE FINISH 
A type of finish available for stones and other hard surfaces that has a smooth satin appearance.
HONES/HONE FINISH 
A type of finish recommended for commercial flooring constructed from marble, granite and quartz that has a smooth satin finish.
HORNEBLEND 
A dark green, black or brown mineral that can be found in igneous stones including granite.
HYDRATE 
A mineral composition that was formed by a combination of organic elements and compounds with water.
HYDRATED LIME 
The product of heating limestone that creates this caustic substance.
HYDRAULIC 
In masonry projects it refers to the process of hardening with or under water.
HYDROPHILIC 
The characteristic in which substances absorb, mix with, or dissolve in water.
HYDROPHOBIC 
The inherent characteristic in substances that repel water.