, 2020. Hourglass, granite dust from McCoy Quarry, Glasgow Inc., King of Prussia, Pennsylvania, dimensions 12.5 × 6.25 × 6.25 inches.
[ID: An hourglass with both sides completely filled with gray dust is hung on the wall. The glass is set between a dark wooden base and cap with two visible wooden spindles. Inside the glass the gray dust forms cracks and layers.]