I had the same problem with pool.gold Never got any payout and hashrate was a fraction of my actual hashrate. Now I have been using https://btg.suprnova.cc/ for 48 hours works great already earned: 0.024 BTG paid to my own wallet. I am using a 1080 with GPU Miner EWBF NVIDIA hashing about 485 sol/s: https://btg.suprnova.cc/index.php?page=gettingstarted