This beautiful Rose Quartz necklace is hand made and has a sterling silver clasp. The rose-quartz necklace comes in tow different sizes 16 and 18 inches. Quartz is one of the most abundant mineral's in the earths crust and yet one of the most beautiful. Pure quartz is colorless however, colored varieties include rose quartz, smokey quartz, amethyst, and others. Rose quartz usually has a pink to rose red hue.