NATURAL THOMSONITE Polished Beaded Necklace w/matching earrings

Description

FINELY POLISHED
THOMSONITE BEADED NECKLACE
held with a 14k gold clasp
with matching single bead earrings
on gold filled
french hooks.
This not so common stone is mainly found
in pebble form along Lake Superior Beaches
in the Upper Peninsula of Michigan.
It is considered a semi precious gem with a composition of mainly a hydrated calcium silicate
of
the Zeolite group.
The necklace strand is 16.5 inches in length containing
57 graduating beads ranging in size from 5mm to 11mm.
The accompanying earring beads
measure approximately 8mm each.
Total weight is around 28 grams.
These are preowned and in very excellent condition.