Emerald and aquamarine have been known and cherishded since Antiquity, but it uis only in the last few centuries that science has realized that these two coveted gems are actually different varieties of the same mineral--Beryl. Number 7 in the popular English mineralogy monograph series, "Beryl and Its Color Varieties" surveys the mineralogy and localities of this popular gemstone.
Emerald and aquamarine have been known and cherishded since Antiquity, but it uis only in the last few centuries that science has realized that these two coveted gems are actually different varieties of the same mineral--Beryl. Number 7 in the popular English mineralogy monograph series, "Beryl and Its Color Varieties" surveys the mineralogy and localities of this popular gemstone.