Stone(s): black tourmaline
Dimensions: 6.5 cm x 6 cm
Weight: approx. 580 g
Color: black
Photos are contractual
Stone cut: raw
Shape: freeform
Classification: silicate group
Mohs hardness: 7–7.5
Density: 3–3.10
Origin: Brazil, Sri Lanka, United States, Mexico
Care advice: No specific care required.



























