sulfur springs

A paradice for adventurous, the hot-spring's water have regeneration effects, this is not a biome but similar to geodes but on the surface, sulfur blocks spawn under the water surface and it's surrounded with tuff, sulfur spring block spawn in the hotspring, stay near them for regenaration effects, thorugh time sulfur crystals will spawn near the springs, collect them and turn them into sulfur powder, craft gunpowder using charcoal and sulfur dusts, the springs are immovable, it leaves no drops when break, silk-touch doesn't work.