Blank Fossil Coral Blank PreviousRed MarbleNextBlank Anthracite 348a348b Blank Fossil Coral SB-348 Front: Blank except for fossils; polished. Back: Blank except for fossils; polished. Spine: Convex with three incised bands. Foredge: Slightly concave; polished. Dateca. 1900MediumMarble, black with fossil coralDimensions (inches)2 13/16 x 1 13/16 x 3/8