Quickly find specific inclusions (like "horsetail" in demantoid garnet or "silk" in rubies) using keyword searches.
Occasionally the atlas sparked controversy. A highly detailed plate of “chevron” growth in synthetic diamonds prompted heated debate about testing standards. Another PDF revision included a chapter on imitations—glass-filled emeralds, doublets, and assembled opals—helping gem traders and buyers but also demonstrating how technology and artful alteration blur lines between natural and manmade. photoatlas of inclusions in gemstones pdf
Recognizing the "trellis-like" rutile in Burmese rubies versus the "patchy" zoning in Thai rubies. photoatlas of inclusions in gemstones pdf