Board Thread:Off-topic/@comment-13261419-20150823022201/@comment-26840812-20150909022946

This gemstone change color by exposure to radiation, Almandine created high amounts of that when he exploded, just so you add or change the color design

Effects of irradiation on various gemstone materials Material	Starting color	Ending color Beryl	Colorless	Yellow Blue	Green Colorless (Maxixe-type)	Blue Diamond	Colorless or yellow to brown	Green to blue Fluorite	Colorless	Various Pearl	Light colors	Gray to black or gray-blue Quartz	Colorless to yellow or pale green	Brown, amethyst, "smoky", rose Topaz	Yellow to orange	Intensify colors Colorless to pale blue	Brown, blue, green Tourmaline	Colorless to pale colors	Yellow, brown, pink, red, green-red (bicolor) Blue	Purple Zircon	Colorless	Brown to red Source: Ashbuugh III 1988, p. 201