“Darwin Glass” Tektite, Australia Fluorite Large stone measures 1

Large stone measures 1

Furthermore

Meteorites are also among the most primitive forms of matter you can closely observe and handle

enabling you to recognize a species instantly

“Darwin Glass” Tektite, Australia Fluorite Large stone measures 1"Darwin" Glass" Tektite Darwin, Tasmania, Australia Ex. Greg Boles Collection 14 x 8 mm Mounted In A Standard Perky Box This mineral specimen is from the collection of Gregory Boles. Greg has had a lifelong passion for collecting minerals and other geological items. His hobby started at an early age in 1956 and continues to this day. Greg's enthusiasm for science led him to receive a BS in geology from the University of Kansas in 1987. He attributes