Blue crystal
From MUME
The blue crystal is an item use for creating foci. It loads on Old Man Willow. It is worth about 35 gold.
A blue crystal has been left here. >examine crystal The crystal is a deep blue and has many facets. It looks to have been cut by an expert and looks flawless. Upon closer examination, it seems to have an inner light, pale and only very faintly glowing. >consider crystal It is a blue crystal. It weighs about one pound.
