If it's a glass strand I threw it onto this page.
These strands are usually strung on monofilament (clear plastic fishline) without a clasp. Click on an image or product name to see a larger picture and more info.
Unless noted otherwise, they are usually about 15 - 16 inches long.
Snowflake obsidian is volcanic glass.
Combine all individual bead strands on beading.com to get the pricebreaks.