The silver shovel recently used in the ceremony of breaking ground for the Mountain Lake Water Company, at San Francisco, was banded with gold, and cost a thousand dollars. With it a small quantity of the earth was shoveled up and placed upon a silver salver, upon which also were some ot the wild flower plants so abundant. The same shove-was also employed at the dinner table in shovelling into the plates of the ladies present, generous quantities ot large ripe strawberries from a half bushel measure which was filled with this rich fruit, gathered in the vicinity. The old Merrimack Mill, at Lowell, was burned down on the 16th inst.