The passionate lapidarist combines instinct and extraordinary stones to craft luxurious statement pieces rooted in her love of colorIf you have even the tiniest bit of “rock hound” in you—the term Pamela Huizenga often uses to describe herself—then the designer’s Palm Beach, Fla., workshop will feel like a gemstone mecca.  In a designated stone room, baking racks line the walls. They contain trays of specimens, from little Herkimer diamonds to awe-inspiring Paraiba tourmalines. A museum-worthy collection of ancient artifacts commingles with plastic bins of candy-colored melee. Down the hall, lapidary tools sit alongside opals in various stages of soaking and drying before being set.  “Very rarely do I sketch out a design first,” Huizenga says. “My desk is covered with stones, and I’m putting together colors and shapes and textures, and I see what I like