Martin Schrot was a German goldsmith

Goldsmith

A goldsmith is a metalworker who specializes in working with gold and other precious metals. Since ancient times the techniques of a goldsmith have evolved very little in order to produce items of jewelry of quality standards. In modern times actual goldsmiths are rare...

 and engraver from Augsburg

Augsburg

Augsburg is a city in the south-west of Bavaria, Germany. It is a university town and home of the Regierungsbezirk Schwaben and the Bezirk Schwaben. Augsburg is an urban district and home to the institutions of the Landkreis Augsburg. It is, as of 2008, the third-largest city in Bavaria with a...

. His name has also been spelled "Schrott" and "Schroth". He is not to be confused with the Protestant poet from Augsburg with the same name.

Schrot was born in Augsburg

Augsburg

Augsburg is a city in the south-west of Bavaria, Germany. It is a university town and home of the Regierungsbezirk Schwaben and the Bezirk Schwaben. Augsburg is an urban district and home to the institutions of the Landkreis Augsburg. It is, as of 2008, the third-largest city in Bavaria with a...

 and stayed in his native city for most of his life. He acted as a goldsmith, copperplate engraver, bookkeeper, and also as a townsman. In his book Wappenbuch, the tinctures

Tincture (heraldry)

In heraldry, tinctures are the colours used to emblazon a coat of arms. These can be divided into several categories including light tinctures called metals, dark tinctures called colours, nonstandard colours called stains, furs, and "proper". A charge tinctured proper is coloured as it would be...

 were designated with the given names of the colours.

• Wappen-Buch des hohen geistlichen und weltlichen Stands der Christenheit in Europa, des apostolischen Stuels zu Rom, der Patriarchen, Cardinälen, Ertz- und gemaine Bistumben...