themselves forth unto the circumference. It is called in Greek 〈 in non-Latin alphabet 〉〈 in non-Latin alphabet 〉 from its form of an arrow.
Of its kinds.
Of these stones there are some externally of a white colour, some of a duskish colour, and some pellucid like Amber in colour.
If you take some of them and put them into the fire, they will smell like burned bones or horns, and sometimes like Cats pisse: the white ones which are found in Heildshem with a black hard stone in them, smell like Amber.
Cardanus calleth this stone Belemnites, and saith it is found in form like an arrow, and hath in the whole length of it a fissure or cavity, which con∣taineth in it a stone joyned with a golden armature to the stone containing it; and that this stone is not; as some think, the Lyncurius.
The place.
It is found in Borussia, and in Pomerania, in many places of Germany and England: It is found in mount Ida, and from thence it hath its name of Dactylus Ideus: It is found in very great plenty about Wittenberg.
Its vertues.
It is reported of it that if its powder be drunk in some convenient liquour, it will prohibit lustfull dreams, and witchcrafts.
The Saxon and Spanish Physicians take it to be