Let's review. An ephelis, or freckle, is a type of macule, which is a small (up to 1cm in diameter), circumscribed, flat, and thus nonpalpable change in the pigmentation of the skin. By nonpalpable, I mean you can't feel it. Or more specifically, you can't feel any difference between it and the surrounding 'normal' skin.
The troy ounce is the standard silver price that you see on the t.v. 1 troy ounce = 31.1034768 grams or 1.09714 U.S. Ounces. It is usually just referred to as an oz.
The spot price for silver is $17.90 on 4/7/2010. If you are referring to troy weight, a a troy ounce is about 10% heavier than a standard ounce with the number .999 referring â¦ to the purity of the metal, about 99.9% pure.Update: The price of silver as of 21 June 2012 is $26.88/ounce.he spot price for silver is $17.90 on 4/7/2010. If you are referring to troy weight, a a troy ounce is about 10% heavier than a standard ounce with the number .999 referring â¦ to the purity of the metal, about 99.9% pure. Update: The price of silver as of 21 June 2012 is $26.88/ounce. 1 person found this useful.