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You Searched For: Igneous Rock Specimens


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Product Image-470026-186

Ward's® Rhyolite (Gray)

Supplier: Avantor
Description: Light gray, with flow structure.

Product Image-470025-870

Ward's® Andesite (Hornblende)

Supplier: Avantor
Description: Abundant small black phenocrysts in a gray to brown matrix.

Product Image-470025-980

Ward's® Diorite

Supplier: Avantor
Description: Coarse, “salt and pepper”: dark pyroxene and light andesine.

Product Image-470025-874

Ward's® Andesite (Porphyry)

Supplier: Avantor
Description: Gray andesite with large, blocky hornblende phenocrysts.

Product Image-470026-184

Ward's® Rhyolite (Pink)

Supplier: Avantor
Description: Pale pink felsite, with small sanidine phenocrysts.

Product Image-470026-252

Ward's® Scoria

Supplier: Avantor
Description: Gray-to-brown basaltic, with over 50% vesicles.

Product Image-470025-914

Ward's® Basalt

Supplier: Avantor
Description: Grayish black trap rock.

Product Image-470026-168

Pumice (Light Gray)

Supplier: Avantor
Description: Glassy; most specimens float in water.

Product Image-470026-030

Granite (Porphyritic)

Supplier: Avantor
Description: Coarse-grained, with microcline, biotite and horblende phenocrysts.

Product Image-470226-414

Ward's Science Essentials® Pumice

Supplier: Avantor
Description: Pumice is light colored glassy rock that floats in water.

Product Image-470226-408

Ward's® Science Essentials® Pegmatite

Supplier: Avantor
Description: Pegmatite is igneous rock similar to granite but with larger crystals.

Product Image-470026-138

Ward's® Obsidian

Supplier: Avantor
Description: Shiny black volcanic glass showing conchoidal fracture and some spherulites.

Product Image-470226-426

Ward's® Science Essentials® Anorthosite

Supplier: Avantor
Description: Anorthosite is an intrusive, igneous rock consisting of predominantly plagioclase feldspar.

Product Image-470226-298

Ward's® Science Essentials® Andesite

Supplier: Avantor
Description: Introduce your students to Gray Andesite with large phenocrysts of hornblende.

Product Image-470226-424

Ward's Science Essentials® Scoria

Supplier: Avantor
Description: Scoria is a dark-colored rock formed from lava with a high gas content.

Product Image-470226-410

Ward's Science Essentials® Gabbro

Supplier: Avantor
Description: Gabbro is Mafic igneous rock formed deep underground consisting of olivine and pyroxene.

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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