A specimen of snowflake obsidian tumbled pocket stone.

Snowflake obsidian is a natural volcanic glass distinguished by its black base color interspersed with pale gray to white “snowflake” patterns. These distinctive markings are caused by the crystallization of cristobalite, a silica polymorph, within the otherwise amorphous obsidian matrix. The snowflake-like inclusions form as the molten lava cools and devitrifies in localized spots, creating a striking contrast between the glossy black glass and the soft, frosty patterns. It is commonly found in volcanic regions, with notable deposits in the United States (particularly Utah and Oregon), Mexico, and Iceland.

In metaphysical practice, snowflake obsidian is considered a stone of balance, clarity, and transformation. It is believed to help release negative thought patterns, encourage self-reflection, and promote a sense of inner calm during periods of change. Associated with the Root Chakra, it is thought to ground the user while gently revealing truths that lead to personal growth. Its unique patterns are often seen as a reminder that purity and beauty can emerge from darkness.

About Snowflake Obsidian

• Mineral Type: Volcanic Glass with Cristobalite Inclusions
• Composition: Amorphous silica (SiO₂) with trace elements
• Color: Black with white or gray snowflake-like patterns
• Luster: Vitreous
• Hardness: 5–5.5 (Mohs)
• Crystal System: Amorphous (cristobalite inclusions are tetragonal)
• Localities: USA (Utah, Oregon), Mexico, Iceland
• Metaphysical Associations: Balance, Clarity, Transformation