Filters
Applied Filters
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.
Applied Filters
Filters
Applied Filters
Ward's Science Essentials® Sandstone
Red clastic rock composed of sand sized particles and hematite.
Expand 1 item
Ward's Science Essentials® Tufa
Carbonate rock formed by the precipitation from water.
Expand 1 item
Ward's Science Essentials® Scoria
Scoria is a dark-colored rock formed from lava with a high gas content.
Expand 1 item
Ward's® Conglomerate (Quartz)
Small, rounded pebbles and tightly cemented granules.
Expand 4 item
Sediment Comparators
Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.
Expand 1 item
Ward's® Limestone (Shell)
Buff, coarse, crystalline “Austin Marble” with shell casts and molds.
Expand 3 item
Ward's Science Essentials® Bituminous Shale
Bituminous rich black shale for hands-on investigations.
Expand 1 item
Ward's® Illite Shale
Green shale which contains approximately 85% Illite. Impurities may include other clay minerals, such as micas and feldspars.
Expand 1 item
Ward's® Black Sand
1 pound of black sand packaged in a heat-sealed bag.