Azurite/Chrysocolla/Shattuckite (Rough) #3 measures approximately 1 5/8" x 1 1/8" x 11/16" (43mm x 31mm x 25mm) and weighs approximately 1.1 ounces (27.1 grams). These are lovely energetically, and they're nicely sized for the hand.
(Healing Crystal, Throat Chakra Crystal)
Hardness (Azurite): 3.5 - 4.0
Hardness (Chrysocolla): 2.0 - 4.0
Hardness (Shattuckite): 3.5
Origin: Sonora, Mexico