Good run down on what to expect from Heron.
1st concentrate sales in Q1 - 2019.
Expected throughput of 1-1.5m tonnes of ore with the following concentrates produced annually:
40K tonnes of Zinc Concentrate
10K tonnes Copper Concentrate
12K tonnes Lead Concentrate
https://www.finnewsnetwork.com.au/archives/finance_news_network200730.html