Stone(s): Onyx and Lava Stone
Thread Type: Durable Elastic Thread
Wrist Size: choice of 20 cm or 22 cm
Color: Black
Photos not contractual
Stone Diameter: approximately 10 mm
Stone cut: cabochon
Shape: Round
Classification: Onyx: Quartzite group – Lava Stone: Igneous rocks
Mohs Hardness: Onyx: 7 – Lava Stone: 5 to 5.5
Density: Onyx: 2.5-2.6 – Lava Stone: 1.2 T/m³
Origin: Onyx: Italy, Mexico, Brazil, United States, South Africa, Russia – Lava Stone: all countries with volcanic activity
Care Instructions: Onyx and lava stone are not fragile. No specific maintenance is required. However, to preserve the elastic, avoid running the bracelet under water.

















