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Sedimentary Rocks
Rock specimens are useful for studying textures, grain sizes, and other features altered by pressure, temperature, and other natural forces. Different select categories of rock specimens are available for purchase as well, including metamorphic, igneous, and sedimentary rocks. Sets of rock specimens are housed in compartmentalized collection boxes, with descriptions of each specimen printed for easy confirmation of identification. These rock specimens are carefully selected to be the highest quality to provide students with a suitable introduction to earth materials and their characteristics.
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Ward's Science Essentials® Conglomerate
Conglomerate is a sedimentary rock made up rounded quartz pebbles.
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Sedimentary Rock Set of 18
Includes: six each of conglomerate, sandstone and shale. Set of 18.
Common rocks and minerals for testing and identification studies are 2–3cm each.
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Ward's Science Essentials® Sandstone
Red clastic rock composed of sand sized particles and hematite.
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Ward's Science Essentials® Scoria
Scoria is a dark-colored rock formed from lava with a high gas content.
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Ward's® Limestone (Shell)
Buff, coarse, crystalline “Austin Marble” with shell casts and molds.
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Ward's Science Essentials® Bituminous Shale
Bituminous rich black shale for hands-on investigations.