This Star Aragonite Cluster weighs in at 1.2 ounces (36 grams) and measures 1 5/8" (41 mm) x 1 3/8" (35 mm) x 1 1/4" (31 mm). These pictures were taken outside in indirect sunlight. I measured the crystal the way it sits on the ruler at its widest points (Width, Depth and Height).