Dating glass by color archaeology


20-Apr-2020 04:16

Glass which is composed of pure silica (99.9% ) would be colorless glass.However, making glass from pure silica is not practical or commercially viable because of the prohibitive expense of acquiring such in its pure state and the much higher temperatures needed to properly melt.The purer the sand (i.e., the higher the silica concentration and less iron) the better, as it is the other impurities - desired or undesired - that give glass its color.Low iron means more control over the ultimate color (Hunter 1950; Tooley 1953).

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Archaeological scientists have two primary ways of telling the age of artefacts and the sites from which they came: relative dating and absolute dating.In addition, this site also assists the user with these questions: 3.What technology, techniques, or processes were used to manufacture the bottle? Where did the bottle come from, i.e., where was it made and/or used? Where can I go for more information on historic bottles?When museums and collectors purchase archaeological items for their collections they enter an expensive and potentially deceptive commercial fine arts arena.