Snowflake Obsidian: Tiny Tuesday

Today's challenge is crystal/mineral.

I have quite a vast collection of crystals, but these are my smallest. I chose the smallest of all for today's TT challenge. It's the  Black Snowflake Obsidian which is on the lower row between the orange and grey crystals.

Snowflake Obsidian: Balancing the mind, body and spirit.

Thanks to McCaviti for hosting this challenge