"VWR"
Applied Filters
Ward's® Amphibolite
Dark, coarse-grained, and composed chiefly of hornblende.
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Ward's® Andesite (Porphyry)
Gray andesite with phenocrysts of felspar and/or hornblende.
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Ward's® Mantle Xenolith
Glossy green dunite (olivine) inclusion in non-genetically related basalt. Average size: 3" x 4".
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Ward's® Cross-bedded Sandstone
Sawn and lacquered slab showing thinly bedded truncated layers in a well-cemented sandstone. Large hand specimen.
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Ward's® Conglomerate (Quartz)
Small, rounded pebbles and tightly cemented granules.
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Ward's® Diorite
Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.
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Algal Stromatolite (Cynobacteria) (PreCambrian)
Beautifully polished and distinctive slabs or rare 2.3 billion year old fossil stromatolites. Well defined growth structures in matrix.
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Ward's Science Essentials® Igneous Rocks Collection
Introduce your students to rocks formed from the cooling of magma and lava.
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Ward's Science Essentials® Sedimentary Rocks Collection
Introduce your students to rocks formed from deposition of sediment.
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Ward's Science Essentials® Metamorphic Rocks Collection
Introduce your students to rocks formed metamorphism of other rocks.
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Ward's® Build Your Own Collection Kits
Everything You Need to Organize Your Specimens