History and art of Roman glass making
The Art of making Roman glass
Roman glass was made by using sand, alkali, sodium carbonate, coloring agents (metals) and was formed with burning seaweed and lime. Roman glass was produced in a large range of colors, patterns and frequently complex techniques. It was an art, created by skilled craftsmen. Metals were used to make many colorful variations. Copper was used for making turquoise to light blue, green, red or opaque red colored glass. Some addition of cobalt made the glass dark blue. A yellowish and purple glass was created by the use of manganese and antimony to make the glass opaque yellow or opaque white. Also, iron was used to make a light blue, green, brown and black color. To tell the whole truth – at the present, we don’t know precisely about all of its components. The Art of making Roman glass was partially lost. So far we heard even about some long forgotten plants and herbs that were essential

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