What Is The Proper Name For A Miner Who Is A Gold Digger?

The best name for a miner who is a gold digger is either "gold digger" or a "gold miner".
Some people refer to these enginekrypto.com - Asic Miners Goldshell Ethash Miner Blake256 Miner as "prospectors", but those are typically people who search for gold rather than mining it.