الوصف
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- Tuff sample approximately 1" (3cm) in size
- Sample from a compacted ash layer deposited during a gaseous, explosive eruption
- Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
- Distinct layers within tuff indicate separate eruption pulses or events
- Specimen comes in clear labeled and barcoded bag for ideal storage
EISCO Volcanic Tuff Specimen (Igneous Rock), Approx. 1" (3cm)