Possibly Calcite. Urn and swag pattern & top/bottom bands are raised above the background. 2.25" wide across fitter x 5.5" H x 4.75" wide at widest point. These do not affect use of the shades. Overall beautiful shades.
PAIR OF ANTIQUE 19thC COPPER & BRASS GUNPOWDER FLASKS ~ RIBBED DESIGN
Pair Of Antique 1911 King George V Door Finger Push Plates
Pair of antique brass shoes, trench art.
Pair of antique silver plate Corinthian column table lamps
Pair of Ornate Antique Brass 6th Lancers Stirrup Sliders
Antique Pair of Military Cavalry Horse Mounted Brown Leather Pistol Gun Holsters