Arcana Microcosmi, Book II, Chapter 19, pp. Goats bloud softneth the Adamant. Gold loseth its vertue and gravity with its substance. Iron may grow hot with motion.
Coral is soft under water, and hardned by the air.
Viscum or Missletoe, how it grows. The shade of the Ash-tree, pernicious to Serpents. So Seneca sheweth, That before Navigation, there was no use of Astronomy, Nondum quisquam sidera norat. And Flaccus tells us, that Typhis directed his course altogether by the starres. Agniades Foelix stellis qui segnibus usus.