Sentence:  The "fossicker" is one who wanders about old diggings, armed with a knife and pan, and who seldom sinks or drives, but "<WSD>fossicks</WSD>" or searches about the old heaps of dirt, or in the bottoms of deserted shafts and drives, keen-eyed after unobserved gold. 
Meaning of the word marked with <WSD> tags:  To search for gems, gold, etc., on the surface or in abandoned workings.