Coal briquette from a bag of BBQ coal.

Top part of a staghorn coral.

Shell of a cowry sea snail.

Small crab thorax with some legs attached.

Mandible of deer with some teeth.

Packing material plastic foam.

Scans of Hourglass filled with sand

Scan of a small Kiwi

Part of a dried cucumber like vegetable used as scrubbing sponge.

Small sea snail (gastropod) shells

Vacuum packed closed clam from an (expired) instant soup.

Small oak branch.

Shell of a unicellular marine organism

Physalis fruit with husk

Wild raspberry

Piece of synthetic rope

Scans of several sea urchins

Scan of escargot

A natural sponge