Set of Three Natural Multicolor Tourmaline Free Form Bead Necklace from Brazil - 18'' Each

This is a set of three multicolored (green, pink, blue, black, yellow) Tourmaline chokers bead necklaces from Brazil.
Each necklace is 18" long and made from irregular shape free form nugget polished beads measure up to 7 mm.
It is in great condition, has natural, untreated color.
Location: Minas Gerais, Brazil
Average Strand Size: 46 Centimetre with clasp
Average Strand Weight: 15 grams
Closure: Lobster claw clasp
You will get a set similar to the ones in the pictures.