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12 Pack - Coarse White Marble, Metamorphic Rock Specimens - Approx. 1"
COARSE WHITE MARBLE | Marble is a metamorphic rock formed from limestone. The high-pressure, low-heat alteration leads to a massive crystalline ro...
View full detailsESNG0057PK12 -
12 Pack - Oolitic Limestone, Sedimentary Rock Specimens - Approx. 1"
OOLITIC LIMESTONE | Oolitic limestone is a carbonate rock formed from the cementation of thousands of ooids. Ooids are tiny nodules formed from th...
View full detailsESNG0081PK12 -
12 Pack - Raw Andesite, Igneous Rock Specimens - Approx. 1"
ANDESITE | Andesite features abundant phenocrysts in a fine grained matrix, and offers a great demonstration of igneous porphyry GREAT FOR GEOLOGY...
View full detailsESNG0040PK12 -
12 Pack - Raw Anthracite Coal, Metamorphic Rock Specimens - Approx. 1"
ANTHRACITE COAL | Anthracite coal is bright and reflective, indicative of the intense heat and pressure required to form it. Anthracite coal often...
View full detailsESNG0053PK12 -
12 Pack - Raw Augite, Mineral Specimens - Approx. 1"
AUGITE | A common rock-forming pyroxene mineral that forms as magma is cooling. It is an imperative sample for lessons on Bowen's reaction series ...
View full detailsESNG0011PK12 -
12 Pack - Raw Breccia, Sedimentary Rock Specimens - Approx. 1"
BRECCIA | The large, angular clasts in breccia make it possible to confidently ascertain the depositional history of the rock GREAT FOR GEOLOGY CL...
View full detailsESNG0029PK12 -
12 Pack - Raw Carbonaceous Shale, Sedimentary Rock Specimens - Approx. 1"
CARBONACEOUS SHALE | Shale is formed from the cementation and lithification of very small grains of rock, commonly mud or clay. The black color of...
View full detailsESNG0038PK12 -
12 Pack - Raw Chlorite, Metamorphic Mineral Specimens - Approx. 1"
CHLORITE | Chlorite is a metamorphic mineral that has undergone light alteration. During metasomatism, phyllosilicate minerals may become hydrated...
View full detailsESNG0068PK12 -
12 Pack - Raw Coquina, Sedimentary Rock Specimens - Approx. 1"
COQUINA | Composed of bone and shell fragments, coquina is nearly 100% fossil matter. Held together by a carbonate cement, this skeletal mass form...
View full detailsESNG0078PK12 -
12 Pack - Raw Diorite, Igneous Rock Specimens - Approx. 1"
DIORITE | The minerals within diorite can be readily identified due to their large size, and by comparing the relative abundance of each mineral, ...
View full detailsESNG0042PK12 -
12 Pack - Raw Dolostone, Sedimentary Rocks - Approx. 1"
DOLOSTONE | Composed primarily of carbonate material, dolostone is a more stalwart rock than its chemical cousin, limestone. It is often mined fo...
View full detailsESNG0079PK12 -
12 Pack - Raw Garnet Schist, Metamorphic Rock Specimens - Approx. 1"
GARNET SCHIST | A metamorphic rock that has undergone moderate levels of alteration, schist is good for demonstrating the effect of metamorphism o...
View full detailsESNG0061PK12 -
12 Pack - Raw Green Slate, Metamorphic Rock Specimens - Approx. 1"
GREEN SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock,...
View full detailsESNG0086PK12 -
12 Pack - Raw Greywacke, Sedimentary Rock Specimens - Approx. 1"
GREYWACKE | Graywacke is a sedimentary rock composed of large, angular clasts within a fine-grained clay matrix. Formed during underwater avalanch...
View full detailsESNG0080PK12 -
12 Pack - Raw Gypsum, Mineral Specimens - Approx. 1"
GYPSUM | A sulfate mineral that often forms from evaporating lakes in what is known as an evaporite deposit. Crystals grow into soft, wide sheets,...
View full detailsESNG0016PK12 -
12 Pack - Raw Hornblende, Amphibole Mineral Specimens - Approx. 1"
HORNBLENDE | Hornblende is part of a group of minerals known as amphiboles. These minerals are chemically and structurally similar to pyroxenes, b...
View full detailsESNG0019PK12 -
12 Pack - Raw Phyllite, Metamorphic Rock Specimens - Approx. 1"
PHYLLITE | Phyllite is a good example of low-grade metamorphism from an easily recognizable parent rock. The fissile property of slate is retained...
View full detailsESNG0059PK12 -
12 Pack - Raw Red Slate, Metamorphic Rock Specimens - Approx. 1"
RED SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock, s...
View full detailsESNG0087PK12 -
12 Pack - Raw Sulfur, Mineral Specimens - Approx. 1"
SULFUR | Sulfur is a popular mineral that forms as a soft precipitate near volcanic vents and springs. This bright yellow mineral has a distinct s...
View full detailsESNG0026PK12 -
12 Pack - White Quartzite, Metamorphic Rock Specimens - Approx. 1"
WHITE QUARTZITE | Quartzite is formed from sandstone that has been tightly compressed to the point where the clasts have recrystallized to form a ...
View full detailsESNG0074PK12 -
12PK Biotite Gneiss Rock Specimen, 1" - Geologist Selected Samples - Eisco Labs
BIOTITE GNEISS | This foliated metamorphic rock usually forms at convergent plate boundaries, and recrystallizes with immense heat and pressure GR...
View full detailsESNG0055PK12 -
12PK Bituminous Coal, Rock Specimen, 1" - Geologist Selected - Eisco Labs
BITUMINOUS COAL | Coal is formed within anoxic environments from compressed organic matter, and a worldwide source of fuel. Its vitreous sheen mak...
View full detailsESNG0030PK12 -
12PK Fine White Marble Specimens, 1" - Geologist Selected Samples - Eisco Labs
FINE WHITE MARBLE | Formed from limestone, this high pressure, low heat alteration leads to a large crystalline rock. Heavily mined for architectu...
View full detailsESNG0058PK12 -
12PK Raw Apatite Mineral Specimens, 1" - Geologist Selected Samples - Eisco Labs
APATITE | Apatite is one of the few common phosphate minerals. While often found as an accessory mineral in igneous rock, it is also found as conc...
View full detailsESNG0065PK12 -
12PK Raw Basalt Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
BASALT | Basalt makes up a large majority of the earth's oceanic crust. Formed quickly from a magma that is rich in iron, basalt exhibits a dark c...
View full detailsESNG0041PK12 -
12PK Raw Biotite Mineral Specimen, 1" - Geologist Selected Samples - Eisco Labs
BIOTITE MICA | Found within igneous and metamorphic rocks. Biotite mica's sheet like appearance and glassy luster make this mineral easy to identi...
View full detailsESNG0012PK12 -
12PK Raw Calcite Mineral Specimens, 1" - Geologist Selected Samples - Eisco Labs
CALCITE | Calcite is made up of calcium carbonate. It can grow into rocks, animal shells, chalk, & translucent, rhombic minerals GREAT FOR GEO...
View full detailsESNG0013PK12 -
12PK Raw Chert Mineral Specimens, 1" - Geologist Selected Samples - Eisco Labs
CHERT | Sometimes referred to as flint, Chert is a sedimentary rock rich in silica GREAT FOR GEOLOGY CLASSROOMS | This specimen is perfect for tea...
View full detailsESNG0067PK12 -
12PK Raw Conglomerate Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
CONGLOMERATE | The large clasts in conglomerate indicate that the pieces of rock underwent a large amount of rolling, bouncing, and other weatheri...
View full detailsESNG0031PK12 -
12PK Raw Dolomite Specimen, 1" - Geologist Selected Samples - Eisco Labs
DOLOMITE | Though similar to calcite, the inclusion of magnesium in the chemistry of Dolomite makes it a more robust & stable mineral GREAT FO...
View full detailsESNG0069PK12 -
12PK Raw Fluorite Mineral Specimen, 1" - Geologist Selected Samples - Eisco Labs
FLUORITE | Fluorite can be transparent or come in a variety of colors, such as purple, green & blue. Fluorite is a common mineral in both carb...
View full detailsESNG0014PK12 -
12PK Raw Fossiliferous Limestone, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
FOSSILIFEROUS LIMESTONE | This rock formed at the bottom of a marine environment through the compaction of deceased organic matter in a clay or si...
View full detailsESNG0034PK12 -
12PK Raw Gabbro Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
GABBRO | Gabbro is formed within magma chambers, deep within the earth. The chambers hold iron-rich rock melt, too heavy to reach the surface. As ...
View full detailsESNG0043PK12 -
12PK Raw Galena, Mineral Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
GALENA | Galena grows in beautiful metallic cubes. Often refined as lead ore, galena can also be used to teach students about a mineral's luster, ...
View full detailsESNG0015PK12 -
12PK Raw Garnet, Mineral Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
GARNET | Garnet comes in a variety of colors & shapes - this specimen is a deep red color. Garnet forms under intense heat and pressure condit...
View full detailsESNG0070PK12 -
12PK Raw Graphite, Pure Carbon Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
GRAPHITE | The same material found in pencils- graphite. This lustrous mass of carbon is an excellent example of how atomic structure can complete...
View full detailsESNG0009PK12 -
12PK Raw Gray Limestone Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
GRAY LIMESTONE | The massive, gray variety of limestone is often found deposited in marine environments. It is made up of organic material, primar...
View full detailsESNG0033PK12 -
12PK Raw Halite Mineral Specimens, 1" - Geologist Selected Samples - Eisco Labs
HALITE | Halite is commonly known as table salt. This soft, white to transparent mineral grows into cleavable cubes GREAT FOR GEOLOGY CLASSROOMS |...
View full detailsESNG0017PK12 -
12PK Raw Hematite Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
HEMATITE | This specular variety of hematite takes the form of tiny, sparkling iron oxide crystals GREAT FOR GEOLOGY CLASSROOMS | Perfect for demo...
View full detailsESNG0076PK12 -
12PK Raw Hematite, Mineral Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
HEMATITE | Hematite is made up of iron and oxygen, giving it a distinct red, earthy color. Although hematite can form in a variety of appearances,...
View full detailsESNG0018PK12 -
12PK Raw Labradorite, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
LABRADORITE | Labradorite is a variety of plagioclase feldspar, intermediate between anorthite and albite. Notable about this species of feldspar ...
View full detailsESNG0071PK12 -
12PK Raw Limestone Chalk, Sedimentary Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
LIMESTONE CHALK | Limestone is made up of organic material, primarily calcium carbonate. The chalk variety consists of the shells of coccolithopho...
View full detailsESNG0032PK12 -
12PK Raw Lodestone Rock Specimens, 1" - Geologist Selected Samples - Eisco Labs
LODESTONE | This naturally magnetized mineral creates it's own magnetic field and can pick up small metal objects. Iron particles cover its surfac...
View full detailsESNG0073PK12 -
12PK Raw Magnetite Specimens, 1" - Geologist Selected Samples - Eisco Labs
MAGNETITE | Magnetite forms as an accessory mineral from an igneous melt. As it cools, the iron in its atomic structure becomes magnetized GREAT F...
View full detailsESNG0020PK12 -
12PK Raw Mica Schist, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
MICA SCHIST | A metamorphic rock that has undergone moderate levels of alteration, schist is good for demonstrating the effect of metamorphism on ...
View full detailsESNG0062PK12 -
12PK Raw Microcline, Mineral Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Eisco Labs
MICROCLINE | One of the most common minerals in the earth's crust, feldspar has a variety of physical properties that make it a quintessential min...
View full detailsESNG0021PK12 -
12PK Raw Milky Quartz Specimen, 1" - Geologist Selected Samples - Eisco Labs
MILKY QUARTZ | One of the most abundant minerals on Earth. The tightly packed framework of silica tetrahedral that makes up this mineral gives it ...
View full detailsESNG0025PK12 -
12PK Raw Muscovite Mica Specimen, 1" - Geologist Selected Samples - Eisco Labs
MUSCOVITE MICA | Muscovite mica is a mineral that forms from cooling magma. It forms in thin sheets that are individually weak, but comprehensivel...
View full detailsESNG0022PK12