Pottery-barn-lucca-bedroom, curved crown molding and column details make the lucca collection a standout set. impressive wood planks are expertly pieced together, then a matte finish gives it a light, casual appeal. • frame is expertly crafted of spruce solid wood. • p…. Description. the alexandra collection proves that marble and wood are a classically cool combination. the desk’s solid-wood frame rests on french cabriole legs and is finished with a weathered-gray wash that accentuates the grain’s natural variations.