There are a lot of different gemstones in Natuk.
I think that it's cool to have the gems named an individualized rather
than simply listed as "yet another gem" - It adds character to the game.
Anywho, enough of that : ). Here's the table of gems that I've
found so far. It's incomplete now, but it will get more filled in
as I redo the demo and progress through the full version.