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.
Find the lowest Silver price per ounce in the past 10 years in our Silver prices chart. An ounce of Silver price was at a 10-year low on Oct. 28, 2008 at 12:30 p.m. (CT) when the troy ounce Silver price was $8.91 USD. You can check out the price trends of Gold, Platinum and Palladium, too.