Search:

Miles apart even for the ones just found in Wales. There would be a small community of miners operating a single rock type. Originally these communities would just be concerned with the local need...

Without key identifiers slates are near impossible to give a location to. As a rock it appears worldwide and in just about every colour combination you can imagine. For a silkstone variant I would...

Yeah I would, had it been hindustan it would have gouged a lot more. And you would have commented on how soft it felt :D

The big one is hard to identify.

It's showing some characteristics of a soft ark/washita. It's also showing motteling like a hindustan might have.

Most but not all hindustans show layer...

If the arkie proves to be translucent you may have one of the best finishers available, that is also capable of doing a few extra things that may save you money setting up a basic progression.
...

There are loads of options that work for honing, but none are going to work on the tightest of budgets.

Lapping film is probably the cheapest method. 3M do a range that you simply stick to...