Large purple amethyst cake sparks wedding cake trend. Three different angles of Rachel Teufel's amethyst geode cake to show the depth of the design. Ali N Garrett Photography/Intricate Icings Cake ...

Geodes are making their way from earrings and necklaces to gems for the home - as in home accessories, thanks to Kimberly McDonald. The New York jeweler, whose head-turning ornaments have adorned ...