MOLD, Bullion or Ingot, Iron-Inside dimensions 1x1x3½ inches. Capacity 20 ounces in gold ; 10 ounces in silver.
MOLD, Bullion or Ingot, Iron-With sliding bar to cast any length desired. Inside dimensions 1½x1½x8 inches. Capacity 100 ounces in gold, 55 ounces in silver.
MOLD, Bullion or Ingot, Iron-Round corners. The capacities are approximate, and the molds will actually hold more than the capacities given.
MOLD, Pouring, Iron-For crucible and scorification assays ; with handle and a 6 conical depressions 2 inch diameter, 1½ inch deep running down to a fine point.
MOLD, Pouring, Iron-For crucible or scorification assays ; with 12 conical depressions 2 1/8 inches diameter, 1 inch deep.
MOLD, Pouring, Iron-Wood handle, for crucible or scorification assays ; with 3 conical depressions 2 inch diameter, 1½ inch deep, running down to a fine point.
MOLD, Pouring, Iron-For crucible or scorification assays ; with wood handle and 9 hemispherical depressions, 2 1/8 inches diameter, 1 inch deep.
MOLD, Pouring, Iron-Extra heavy for crucible or scorification assays ; with wood handle and 12 conical machine drilled depressions, 2 1/8 inches diameter, 1 5/8 inches deep.
MOLD, Pouring, Iron-Heavy, for crucible assays ; with cast handle and 6 conical machine drilled depressions, 2¼ inches diameter, 1 7/8 inches deep. The slag will cool very rapidly in this mold.
MOLD, Pouring, Iron—Inside dimensions: 6 inches diameter, 4¾ inches deep; weight about 18 pounds. Capacity about 15 pounds molten metal.
MOLD, Pouring, Iron—Inside dimensions: diameter, 7¾ inches; depth, 6½ inches; weight, about 30 pounds.
MOLD, Pouring, Iron—Inside dimensions: diameter, 21 inches; depth, 20½ inches.
MORTAR, Agate—With agate pestle. Best quality. Dimensions are from center of one face to center of opposite face.
MORTAR, Porcelain—With lip. Glazed outside. With porcelain pestle, also glazed, with exception of grinding surface.
MORTAR, Wedgewood—With pestle.
MORTAR, Amalgam, Buck Pattern—For grinding and amalgamating. By rotation of the muller, a large sample of ore can be ground in contact with mercury.
MORTAR, Iron—With pestle. Extra heavy.
MORTAR, Diamond, Plattner, Tool Steel—For crushing small samples of ore or flattening silver buttons. Mortar made of hardened alloy tool steel, with flat bottomed cylindrical cavity fitted with removable, hardened steel pestle-sleeve. Pestle fits snugly inside of sleeve. Both mortar and pestle hardened to 65 “C” Rockwell. Polished after hardening.
MORTAR, Heavy Duty, Tool Steel—Mortar of high-grade tool steel, heat treated to 65 “C” Rockwell, with hardness drawn on the outside. Cavity cylindrical, tapering inward slightly to a hemispherical bottom. Pestle of tool steel, hardened and tempered, with ball end to fit bottom of mortar cavity, and octagonal handle. Size of mortar, 3 inches square by 4½ inches high. Diameter of cavity at top, 2 inches; depth, 3 inches. Length of pestle, 9¾ inches. Complete with pestle.
MORTAR, Iron—Prospectors’ form. Occupies little space and may be wrapped in blanket or knapsack. Consists of an iron cylinder open at both ends, one end fitting into a removable base. The lower part of the pestle is square.