"Gold stone" is a type of glass created in low oxygen reducing atmosphere, and is a man made product. It can be found in many jewellery stores, or on eBay or Amazon.
its in the edge of the stone
hard stone can be found at dark cave
no. the sun stone was introduced in Pokemon gold and silver.
Use rocksmash
Use a sun stone on a Gloom.
You can buy a Fire Stone in the Pokeathlon Athlete Shop on Tuesdays for 2500 points.
You can find a moon stone in Union Cave on the 1st floor behind a boulder and there is one behind tohja falls i believe
It is on Route 25 from Bill's Grandfather.
U buy it at goldenrod dept store
you need to get a sun stone and use it on gloom
You'll need to evolve it from Gloom with a Sun Stone.
Go to the road to the Pokemon leadge route 25 and somewere around there u will find a fire stone