Guidance

Fossil shark teeth, small fossil shells and sea glass with a bowl of water and a magnifying glass.

How to Clean Shark Teeth, Fossils and Sea Glass...

Shell season usually comes with a side haul: a handful of fossil shark teeth, a fossil shell or two, and a pocket of sea glass. It's tempting to put everything...

How to Clean Shark Teeth, Fossils and Sea Glass...

Shell season usually comes with a side haul: a handful of fossil shark teeth, a fossil shell or two, and a pocket of sea glass. It's tempting to put everything...

Delicate cowrie, abalone, olive and sand dollar shells with a bowl of water.

Shells You Should Never Acid-Clean (and How to ...

Acid is the fastest way to get barnacles and calcium crust off a sturdy whelk. It's also the fastest way to ruin a cowrie. Seashells are mostly calcium carbonate, the...

Shells You Should Never Acid-Clean (and How to ...

Acid is the fastest way to get barnacles and calcium crust off a sturdy whelk. It's also the fastest way to ruin a cowrie. Seashells are mostly calcium carbonate, the...

Gloved hand holding a whelk shell half covered in barnacles and half cleaned.

How to Remove Barnacles, Crust and Calcium Buil...

Some of the best shells on the beach come home wearing someone else's house: barnacles, worm tubes and a gray, chalky crust. Most of that buildup can come off. The...

How to Remove Barnacles, Crust and Calcium Buil...

Some of the best shells on the beach come home wearing someone else's house: barnacles, worm tubes and a gray, chalky crust. Most of that buildup can come off. The...

Crusty seashells, bleach and acid bowls, gloves and goggles, and cleaned shells.

Bleach vs. Acid vs. Other Methods: What to Use ...

Ask ten shell collectors how they clean shells and you'll get ten answers: bleach, vinegar, muriatic acid, toothpaste, baby oil, burying them in the yard. Most of those answers are...

Bleach vs. Acid vs. Other Methods: What to Use ...

Ask ten shell collectors how they clean shells and you'll get ten answers: bleach, vinegar, muriatic acid, toothpaste, baby oil, burying them in the yard. Most of those answers are...

Seashell before and after cleaning with Safe-HCL

How to Clean Seashells Safely

Beach season leaves a lot of us with a bucket of shells that looked better on the sand. Most of that dullness is crust: calcium deposits, barnacles and worm tubes....

How to Clean Seashells Safely

Beach season leaves a lot of us with a bucket of shells that looked better on the sand. Most of that dullness is crust: calcium deposits, barnacles and worm tubes....