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Eisco™ Basalt Specimen

Basalt is formed quickly from an iron-rich magma and exhibits a dark color and small crystal size.

Supplier: Eisco™ ESNG0041PK10

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Catalog No. S26589

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Description

Aphanitic volcanic rock forms from effusive eruptions, such as shield volcanoes of Hawaii, or deep ocean floor
For use in introduction to igneous rock classification and identification
Correlates well to Next Generation Science Standards Evidence Statements
Students can recreate cooling history of this sample based on texture and abundance of phenocrysts
Example of aphanitic igneous rock

Specifications

Product Type	Igneous Rock, Obsidian
Quantity	10/Pk.
Specimen Size	2 to 3 cm
Weight (Metric)	0.2 kg

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Eisco™ Basalt Specimen

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