with due respect, They should have good geological data regarding the analysis of mining issue, Not only that but also a sample survey would be a good factor for gaining a good outcome.
Yeap, they have found a statistical data about the exploration of the area, they have a realistic calculation of exploring gold from the combination of Ore, it's possible to get an amount of gold 7.5 g from 999 ton of gold ore.
That's why it's a potential project for the investment purpose, It will be a great opportunity to invest and proud part of this project. Since this is a related to the blockchain system, so it will bring a bright opportunity to get a good feedback.