Green gemstones are precious stones that come in a variety of shades, from light to dark. JASPER is a 6-letter green gemstone that is usually found in shades of yellow, brown, and red. JADE is a 4-letter green gemstone that is often found in shades of green, white, and black. BERYL is a 5-letter green gemstone that is usually found in shades of blue, green, and yellow. EMERALD is a 7-letter green gemstone that is typically found in shades of green. Lastly, PERIDOT is a 7-letter green gemstone that is usually found in shades of yellow-green.