Geology Educational Materials

EISCO Sulfur Mineral Specimen Products for Science Education

For use in classroom for mineral identification exercises due to instantly recognizable physical properties. EISCO Sulfur Mineral Specimen has distinct smell and unusual streak color.

EISCO Igneous Rocks Kit Products for Science Education

For use in classification and identification of Igneous rocks. EISCO Igneous Rocks Kit contains 12 specimens and specimen key.

EISCO Conglomerate Specimen (Sedimentary Rock) Products for Science Education

For use in teaching students about sorting and rounding. EISCO Conglomerate Specimen (Sedimentary Rock) has large clasts that indicate that pieces of rock underwent large amount of rolling, bouncing, and other weathering to become round. This implies depo

EISCO Talc Mineral Specimen Products for Science Education

For use in study of mineral hardness as its softness contrasts well with harder mineral such as quartz. EISCO Talc Mineral Specimen is at bottom of Mohs scale of hardness, and has distinct soapy feel.

EISCO Granite Specimen (Igneous Rock) Products for Science Education

For comparing cooling rates between samples with differently-sized crystals. EISCO Granite Specimen (Igneous Rock) is must-have sample when discussing rock types, rock cycle, formation, classification, and identification of igneous rocks.

EISCO Sedimentary Rocks Kit Products for Science Education

For use in identification of depositional history of sedimentary rocks based on their grain size and composition. EISCO; Sedimentary Rocks Kit contains 12 specimens and specimen key.

EISCO Slate Specimen (Metamorphic Rock) Products for Science Education

For use in metamorphic classification and identification exercises. EISCO Slate Specimen (Metamorphic Rock) forms from compression of shale. Though slate is denser, it retains the fissile properties of shale, making distinguishing between the two useful a

EISCO Obsidian Specimen (Igneous Rock) Products for Science Education

For use in classroom identification labs and exercises. EISCO Obsidian Specimen (Igneous Rock), also known as volcanic glass, forms from lava that cools almost immediately upon eruption, usually into water.

EISCO Metamorphic Rocks Kit Products for Science Education

For study of foliation and alteration of these metamorphic rocks to understand the immense heat and pressure needed to form them. EISCO; Metamorphic Rocks Kit contains 12 specimens measuring approx. 3cm (1 in.) and specimen key.

EISCO Gabbro Specimen (Igneous Rock) Products for Science Education

For use in comparing densities between rock samples. EISCO Gabbro Specimen (Igneous Rock) is example of phaneritic mafic rock. Deep within earth, iron-rich magma too heavy to reach surface cools slowly over time. This allows for growth of large crystals o

EISCO Chalk Limestone Specimen (Sedimentary Rock) Products for Science Education

For use as example of sedimentary rock formed chemically. EISCO Chalk Limestone Specimen (Sedimentary Rock) is made up of organic material, mostly calcium carbonate.

EISCO Arkose Sandstone Specimen (Sedimentary Rock) Products for Science Education

For use in identification and depositional history exercises. EISCO Arkose Sandstone Specimen (Sedimentary Rock) is clastic sedimentary rock made up of angular, poorly-sorted sand-size grains.

EISCO Halite Mineral Specimen Products for Science Education

For use in classroom for teaching students about cleavage planes and how evaporate deposits form. EISCO Halite Mineral Specimen is a soft, white to translucent mineral that grows into cleavable cubes.

EISCO Fossiliferous Limestone Specimen (Sedimentary Rock) Products for Science Education

For use in studying fossils within whole rocks and sedimentary rock identification. EISCO Fossiliferous Limestone Specimen (Sedimentary Rock) is made up of organic material, mostly CaCO3.

EISCO Fluorite Mineral Specimen Products for Science Education

For study of uncommon 4-plane cleavage pattern. EISCO Fluorite Mineral Specimen is used in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements.

EISCO Corundum Mineral Specimen Products for Science Education

For study of mineral hardness and crystal habit - EISCO Corundum Mineral Specimen is used in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements.

EISCO Porphyritic Granite Specimen (Igneous Rock) Products for Science Education

For comparing cooling rates between samples with differently-sized crystals. EISCO Porphyritic Granite Specimen (Igneous Rock) is must-have sample when discussing rock types, rock cycle, formation, classification, and identification of igneous rocks.

EISCO Mica Schist Specimen (Metamorphic Rock) Products for Science Education

For use in lessons on metamorphic rock properties, classification, and identification. EISCO Mica Schist Specimen (Metamorphic Rock) has undergone moderate levels of alteration. Schist is good for demonstrating effect of metamorphism on various minerals a

EISCO Magnetite Mineral Specimen Products for Science Education

For use in mineral identification exercises. EISCO Magnetite Mineral Specimen grains align themselves with the earth's magnetic field, preserving a record of the field's direction when forming igneous rocks.

EISCO Carbonaceous Shale Specimen (Sedimentary Rock) Products for Science Education

For use in sedimentary rock identification exercises due to its recgonizable fissile habit. EISCO Carbonaceous Shale Specimen (Sedimentary Rock) is formed from cementation and lithification of very small grains of rock, commonly mud or clay.

EISCO Augen Gneiss Specimen (Metamorphic Rock) Products for Science Education

For use in learning about differential stresses and foliation in metamorphic rocks. EISCO Augen Gneiss Specimen (Metamorphic Rock) is high-grade metamorphic rock formed from other rocks undergoing alteration from intense heat and pressure.

EISCO Hematite Mineral Specimen Products for Science Education

For use in identification exercises and demonstrations. EISCO Hematite Mineral Specimen is made up of iron and oxygen, giving it distinct red, earthy color.

EISCO Quartzite Specimen (Metamorphic Rock) Products for Science Education

For use in comparing with sandstone and metamorphic classification exercises. EISCO Quartzite Specimen (Metamorphic Rock) is formed by applying significant pressure to sandstone. Because of its durable nature, quartzite is often used in paleoclimate studi

EISCO Rhyolite Specimen (Igneous Rock) Products for Science Education

For use in density comparison with other igneous rocks. EISCO Rhyolite Specimen (Igneous Rock) is aphanitic felsic rock, formed during eruptions of thick, viscous magma.

EISCO Galena Mineral Specimen Products for Science Education

For use as tool to explain specific gravity to students - EISCO Galena Mineral Specimen is used in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements.

EISCO Peridotite Specimen (Igneous Rock) Products for Science Education

For use in comparing with other igneous rocks, particularly as part of lessons on Bowen's reaction series. EISCO Peridotite Specimen (Igneous Rock) is iron-rich ultramafic rock, with chemistry that suggests genesis from point deep within crust.

EISCO Andesite Specimen (Igneous Rock) Products for Science Education

For use in introduction to igneous rock classification and identifying minerals within igneous rocks. EISCO Andesite Specimen (Igneous Rock) is excellent example of porphyry in igneous rocks.

EISCO Biotite Gneiss Specimen (Metamorphic Rock) Products for Science Education

For use in learning about differential stresses and foliation in metamorphic rocks. EISCO Biotite Gneiss Specimen (Metamorphic Rock) is high-grade metamorphic rock formed from other rocks undergoing alteration from intense heat and pressure.

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