Multi Gemstone concave checkerboard faceted marquise gems have a vitreous luster, superior concave checkerboard faceting, symmetrical marquise or "football" shapes. The Various gems range from Smoky Quartz, Rose Quartz, Citrine, Whiskey Quartz, Lavender Quartz, Prasiolite, Pink Amethyst, Amethyst, and Lemon Quartz. A brilliant AAA Quality strand or multi quartz gems measuring 14x8mm up to 20x11mm in size