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SNOWFLAKE OBSIDIAN



Example Type:
Rock

Information:
Specimen Type: Igneous
Major Elements: Multiple Minerals
Record Date: 01.11
Specimen Source: United States, North America
Photo 1: Polished Sample

Notes:
Obsidian is mainly made up of glass. The white dots that make up the 'snowflakes' are actually glass that is 'devitrified' or glass that has lost some of its glassy properties of being shiny or transparent.
Snowflake Obsidian Sample




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Geography4Kids: Earth Structure | Rock Types | BGC Cycles | Rock Cycles
Chem4Kids.com: Matter | Solids
 
- Obsidian, Nahogany
> Obsidian, Snowflake

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