the.com/danburite
a crystal so dishonest it borrows topaz's looks and quartz's whole personality
named afterDanbury, Connecticut, where it was first found
great mimiceasily mistaken for topaz, quartz, or apatite
glowsfluoresces sky-blue under ultraviolet light
compositiona calcium boron silicate, rarely sold as gem
hardnessrates 7 on the Mohs scale