How Do Clams Produce Their Shells?

How do clams grow their shells? The inside layer of a clam

This Burrowing Clam Is Not Boring. It Uses Acid to Make Its Home. - The New York Times

How are sea shells made? - Quora

clam shells for sale

Sci Comm] Giant clam pearls – Mei Lin Neo

What is the difference between mother-of-pearl and the inside layer of a clam shell? - Quora

How Are Sea Shells Formed?

ARCHAEOLOGY OF SEAFOOD – Clam - Chef's Mandala

A Beachcomber's View: A Closer Look at Wampum

Types of Marine Growth

Is an oyster shell a mineral? - Quora