Reef nuggets in Tasmania?

Has anyone found reef gold with a metal detector in Tassie?

Over in Victoria I’ve found a few pieces over reefs where there was no sign of alluvial transport of material, in shallow ground, but in Tasmania, even in places that have a high abundance of reefs (like Lefroy and Mathinna) I’ve never had any luck.

The closest I’ve come are hardly-waterworn nuggets from small leads in Lefroy and Back Creek, like this: