Skeletal and arborescent crystal groups to about 5-6 mms. Nonetheless, left to its own desserts and a couple of dozen decades, this occurence can replenish itself to a small degree.
Scottish gold is of a generally high grade, that is to say, fairly pure.
Nuggets with attached matrix can be found, but well-crystallized gold on matrix, is much less common. Near Aberfeldy, in Perthshire, a rare, small find of matrix gold was found some years ago. There are other similar occurences in the region, though whether of collector interest remains to be seen. A 6mm sheet of gold on matrix. Scottish Gold-Mining Gold is found in situ as micro flecks in quartz veins over a fairly large area of the Highlands.