Image Item No. Description  11127  Rock 1 x 1 Crystal 4 Point (Brick, Round 1 x 1 with 4 Upward Fins / Points) Catalog: Parts: Rock  15073c01 (Inv)  Rock Boulder Hinged with White Rubber Belt Small (15073 / x71) Catalog: Parts: Rock  15073  Rock Boulder Hinged, Half Catalog: Parts: Rock  3161  Rock Panel 2 x 4 x 4 Catalog: Parts: Rock