Cleaning Your Skin and Body. 1  1. Try scrubbing your fingers with lemon juice once a day. The acidity of the lemon juice will help lift the stain over time, usually after a week of persistent cleaning. 2  2. Use potatoes to remove stains from skin. There is an enzyme in raw potato that helps slough away stains.
Thanks to their superior hardness and cultural value as stones for engagement rings, diamonds are arguably the most popular gemstone. Diamonds are more versatile than people might think, though, coming in a wider variety of colors than their iconic colorless form and serving as a great stone for everything from earrings to tie pins.
Amethyst is the purple color variety of quartz. It is the most popular purple gem and one of the most popular gemstones of all time. Amethyst is used to produce faceted stones, cabochons, beads, tumbled stones, and many other items for jewelry and ornamental use. Amethyst has a Mohs hardness of 7 and does not break by cleavage.