Examples of unpolished lapidary rock slabs of Snowflake Obsidian ready to be cut en cabochon or free form and polished. Obsidian is a natural volcanic glass that forms from lava. Spherulitic obsidian often displays inclusions of a white mineral, cristobalite, a polymorph of silica, which develops "snowflake" crystal patterns. This black and white glass most probably came from the deposits found around Milford, Utah. The photographs below depict the actual rock slab you are ordering. Click on the images for a link to more detailed views of this stone with the captured snow, Snowflake Obsidian.
Rough rock Slabs are photographed wet. All measurements & weights are approximate.
#Slab 2064 Snowflake Obsidian - approximate size 2.5" x 2" x .25" - weight 42.2 grams - Price $4.25
#Slab 2065 Snowflake Obsidian -approximate size 3" x 2" x .25" - weight 60.4 grams - Price $5.25
#Slab 2066 Snowflake Obsidian - approximate size 3" x 2" x 3/16" - weight 43.2 grams - Price $5.00
#Slab 2067 Snowflake Obsidian -approximate size 3" x 2" x .25" - weight 55.0 grams - Price $5.00
#Slab 2068 Snowflake Obsidian -approximate size 3" x 2" x 3/16" - weight 49.2 grams - Price $5.00
#Slab 2069 Snowflake Obsidian -approximate size 3" x 2.25" x 3/16" - weight 40.0 grams - Price $5.00
#Slab 2070 Snowflake Obsidian - approximate size 3" x 2.25" x .25" (widens to .50") - weight 88.1 grams - Price $5.50
Rough rock Slabs are photographed wet. All measurements & weights are approximate.