Agreed, TBS That is how I read it. I will look forward to...

Agreed, TBS
That is how I read it.

I will look forward to viewing the ''special stones'' finished products, once Meg has worked her magic on them.
Assuming, we are shown images of them.

<15 metres, soft soil cover of 2 to 10 metres, over a gravel layer of approx. 1.8 metres.
That is the sort of mining I like to hear.

No digging for kilometres into the dirt, with all the attendant opex costs. imho