Heliotrope or Bloodstone, a variety of quartz (chalcedony or jasper) of a deep green colour, with bright red spots. The finest specimens, which come from South Asia, are of fairly translucent chalcedony; those of jasper are opaque; they are used as seals, ring-stones, &c.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Helios * Hell Fire