The official GemStone IV encyclopedia.
Flame suddenly hisses and spits from thin air, which shimmers in the resulting smoke like reflective crystal. Then abruptly, the air roils and begins to take on form. In mere heartbeats, it becomes obvious that the transparent bubble of conflagration is a sentient being. The skayl opens its gaping maw of fire and bellows a malign growl that is more felt than heard. In the next instant, the skayl melts down then reforms a short distance away, leaving a drift of smoke in its wake like a fraying shadow.
Do not cast Implosion (720) around them. They will explode immediately with a major elemental wave.
Beware! Do not search unless you want to be burned. The heart received from searching is cursed, and can result in death.
You break through the husk of the skayl and withdraw a heart of fine smooth glaes!
Suddenly, you realize that the smooth black glaes is steaming hot!
Bright orange lava oozes out of the skayl before it crumbles into a lifeless pile of glaes.
Your smooth black glaes cools some, but is still hot enough to do damage!
... 50 points of damage!
Left hand burned off. Only a stump remains.
You are stunned for 7 rounds!
You hear the sound of your skin sizzling as your smooth black glaes burns your corpse!