When you’ve got one drill result with no other holes around it, pretend you’ve drilled into the middle of a cube to calculate what you’ve found.
When there are multiple metals sometimes you need to work in gold equivalent to keep your sanity.
Take a guesstimate at the size and grade of a gold vein and use this calculator to find out the ounces.
![[Most Recent Charts from www.kitco.com]](http://www.kitconet.com/charts/metals/gold/t24_au_en_usoz_4.gif)