Amygdaloid Island by Amygdaloid Channel from Isle Royale. It had relatively low visitation until the 1990s, when the growth of sea kayaking made it possible for human-powered visitors to approach the island. The waters of Lake Superior around Amygdaloid Island are notoriously dangerous, and inexperienced kayakers are not encouraged to navigate them. The island is the site of the "Amygdaloid Island Flow", a deposit of basaltic lava with silica inclusions. After the lava cooled, the inclusions hardened into pink agate specimens. The agates of Amygdaloid Island are characteristically almond-shaped or amygdaloidal, hence the name "Amygdaloid". Amygdaloid Island Amygdaloid Island is an island
Clip-on nut Clip-on nut A clip-on nut, also known as a sheet metal nut or a speed nut (but this is ambiguous, see speed nut), is a type of nut designed to be clipped to sheet metal. It is a type of captive nut commonly made as a cage nut. They come in many forms based upon: where they clip on, shape, and type of thread. Each clip-on nut is designed for only a small range of sheet metal gauges (thicknesses). They are usually made from spring steel. A G-nut, or G-style nut, is shaped like a "G" and clips to the