August Ferdinand von Veltheim

In 1763 he became financial advisor to the Duke of Braunschweig, and in this capacity made numerous trips to mines and saltworks of the region in the company of his father Friedrich August von Veltheim (1709-1775).

After the death of his first son and first wife in 1779, Veltheim resigned his post and for some years withdrew from public life.

[4][circular reference] He was appointed privy councillor to the Duke of Braunschweig, and in 1790 was named general inspector of mines and saltworks in the western extremities of Russia by Catherine the Great.

Veltheim planned to write a treatise on the formation of the Earth, but only managed to complete the first part, 'Etwas über die Bildung des Basalts' and which was published in Leipzig in 1787; a second edition appeared in 1789.

Their marriage produced 2 children A year after his wife's death August Ferdinand was married for a 2nd time on 21 May 1779 at Gröba to Ottonia Henriette von Arnim (25 January 1760 - 16 March 1803).