Unfinished hard Adirondacks will often change a soft silvery gray. You'll wish to mud these hardAdirondacks once a year, very slightly, using a 150 or 180-grit sandpaper. This really is solely with the aim of "knocking down" any irregular fuzzy materials which may naturally occur as an outcome of exposure to the the weather. It will eliminate any larger materials that separate out and can cause splinters. Additionally, it gives the Adirondack furniture a smooth as well as look. Don't sand during the gold to show the normal shade of the timber. The intent is not to take out the gold patina but to only keep it sleek and looking grand!
Wood furniture that's been treated using an oil fin