Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Read MoreAmong the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Read MoreAmong the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Read MoreAmong the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Read MoreAmong the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Read MoreAlthough colorless when chemically pure, zircon is typically yellow-brown to brown. It also comes in red, blue, purple, and green. Because of its high brilliance and dispersion, colorless zircon has sometimes been used as a substitute for diamond in jewelry.
Read MoreTourmalines have a very complex chemical composition, and more than a dozen mineral species are recognized within this group.
Read MoreAn update on Virtu Gem’s mission to improve artisanal mining and gem trading practices in Kenya, Malawi, and Zambia.
Read MoreInspired fashioning showcases mobile inclusions in a polished quartz specimen, reminiscent of an hourglass.
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