628 posts
Hungry for more gemstones? Search no further; we're unboxing apatite! Watch as Rob unboxes some fascinating gemstone specimens and other cut gems.
Learn all about the process of designing and wax carving in the behind the bench series with gem expert Susan Thomas
Uncover the power of the desktop polariscope in gemstone identification. This essential tool helps narrow down types of gems and provides critical insights.
Investigate the 4 Cs of diamond grading, diamond carat weight, diamond clarity, diamond color and diamond cut to help you buy the best diamond for you.
Discover essential features of a digital gauge or calipers for gemology. Learn usage, maintenance and troubleshooting tips for a precise gem measuring tool.
Discover all the different types of granite, including granite countertops, Yosemite's Half Dome, and more, with Natalie and geologist Elizabeth.
Discover new and exciting facts about May's birthstone, emerald and what makes this green hued stone so unique.
Discover the science behind the breathtaking colors of your favorite gemstones by how these gems get their colors and color intensity.
Learn the ropes about the different types of crystal cubic structures with varying perspectives from geologists and gemologists. Join us now!
Mineral specimens are nature's sculptures found in an infinite variety of shapes, colors and arrangements.
Agate is typically banded chalcedony, however fire agate is not banded and it displays no fire until it is polished. Rough fire agate takes the form of decidedly unremarkable brown nodules that are found in Arizona, United States and Mexico. It was not until the 1940's that cutters recognized the potential of this very special form of chalcedony and learned to polish the material to.
Watch this video to learn the similarities, differences, and what makes freshwater vs. saltwater pearls so unique to gemstone collectors.
