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A Coquina Ashlar with Tabby Mortar

A Coquina Ashlar with Tabby Mortar

This close-up shows coquina ashlars that have been joined with a tabby mortar. The fort is a National Monument, and is listed on the National Register of Historic Places.
Galleries: Castillo de San Marcos, Forts and Fortifications, St. Augustine, St. Johns
Keywords: castillo de san marcos, coquina, coquina limestone, fort marion, mortar join, saint augustine, st. augustine, tabby mortar
Photo Location: St. Augustine, Florida
Photographer: Dr. Roy Winkelman
Date of Photo: 10/08/2011
Device Make: Canon
Device Model: Canon EOS 5D Mark II
Exposure Time: 0.0166667
F Number: 10
Original Dimensions: 5616×3744
Picture Orientation: Landscape
GPS Coordinates: 29°53'52.65"N 81°18'43.88"W
Picture Number: 25142