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.
For the highest Silver spot price, check out our Silver prices chart. The price of Silver per oz was at its highest in the past five years on April 29, 2011 at 12:30 p.m. (CT) when the price of Silver was $48.64 USD per troy ounce. You can check out the price trends of Gold, Platinum and Palladium, too.