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TECH CUT Rocks and Minerals
Eisco Tech Cut rock and mineral specimens are of the highest quality and perfectly suited for classroom or lab instruction. Our rocks and minerals are hand-selected for their educational characteristics and then cut into traditional 2-3 cm specimens, larger 7-8 cm hand specimens, and chips. Flexible packaging options include individual, class sets and bulk quantities of any size. Popular educational collections and activity kits are also available. |
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Eisco Amphibolite Specimen (Metamorphic Rock), Approx. 1" (3cm)
Amphibolite sample approximately 1" (3cm) in size Formed from further pressure and thermal alteration of hornblende, fusing and foliating ...
View full detailsESNG0052 -
Eisco Amphibolite Specimen (Metamorphic Rock), Approx. 1" (3cm) - Pack of 12
Twelve amphibolite samples approximately 1" (3cm) in size Formed from further pressure and thermal alteration of hornblende, fusing and fo...
View full detailsESNG0052PK12 -
Eisco Argillaceous Shale Specimen (Sedimentary Rock), Approx. 1" (3cm)
Argillaceous shale sample approximately 1" (3cm) in size Small clast size indicates deposition in a low-energy environment such as a shallow lake ...
View full detailsESNG0037 -
Eisco Argillaceous Shale Specimen (Sedimentary Rock), Approx. 1" (3cm) - Pack of 12
Pack of 12 Argillaceous shale samples approximately 1" (3cm) in size Small clast size indicates deposition in a low-energy environment such as a s...
View full detailsESNG0037PK12 -
Eisco Arkose Sandstone Specimen (Sedimentary Rock), Approx. 1" (3cm)
Arkose sample approximately 1" (3cm) in size Small, angular grains indicate deposition in an ephemeral river system near to the clast sour...
View full detailsESNG0028 -
Eisco Arkose Sandstone Specimen (Sedimentary Rock), Approx. 1" (3cm) - Pack of 12
Twelve arkose samples approximately 1" (3cm) I size Small, angular grains indicate deposition in an ephemeral river system near to the cla...
View full detailsESNG0028PK12 -
Eisco Augen Gneiss Specimen (Metamorphic Rock), Approx. 1" (3cm)
Augen gneiss sample approximately 1" (3cm) in size Ideal for students learning about differential stresses and foliation in metamorphic ro...
View full detailsESNG0054 -
Eisco Augen Gneiss Specimen (Metamorphic Rock), Approx. 1" (3cm) - Pack of 12
Twelve augen gneiss samples approximately 1" (3cm) in size Ideal for students learning about differential stresses and foliation in metamo...
View full detailsESNG0054PK12 -
Raw Augite, Mineral Specimen - 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 detailsESNG0011 -
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 -
Raw Basalt Igneous Rock Specimen, 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 detailsESNG0041 -
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 -
Raw 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 detailsESNG0055 -
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 -
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 detailsESNG0012 -
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 -
Raw Bituminous Coal, Rock Specimen, 1" - Geologist Selected Samples - 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 detailsESNG0030 -
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 -
Raw Calcite Mineral Specimen, 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 detailsESNG0013 -
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 -
Raw Carbonaceous Shale, Sedimentary Rock Specimen - 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 detailsESNG0038 -
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 -
Eisco Corundum Specimen (Mineral), Approx. 1" (3cm)
Corundum sample approximately 1" (3cm) in size Great for studying mineral hardness and crystal habit - only diamond is harder! Perfect...
View full detailsESNG0008 -
Eisco Corundum Specimen (Mineral), Approx. 1" (3cm) - Pack of 12
Twelve corundum samples approximately 1" (3cm) in size Great for studying mineral hardness and crystal habit - only diamond is harder! ...
View full detailsESNG0008PK12 -
Raw Diorite, Igneous Rock Specimen - 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 detailsESNG0042 -
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 -
Fine White Marble Rock Specimen, 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 detailsESNG0058 -
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 -
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 detailsESNG0014 -
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 -
Raw Gabbro Igneous Rock Specimen, 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 detailsESNG0043 -
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 -
Raw Galena, Mineral Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - 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 detailsESNG0015 -
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 -
Raw Gypsum, Mineral Specimen - 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 detailsESNG0016 -
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 -
Raw Halite Mineral Specimen, 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 detailsESNG0017 -
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 -
Raw Hematite, Mineral Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - 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 detailsESNG0018 -
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 -
Raw Hornblende, Amphibole Mineral Specimen - 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 detailsESNG0019 -
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 -
Eisco Hornfels Specimen (Metamorphic Rock), Approx. 1" (3cm)
Hornfels sample approximately 1" (3cm) in size Formed at the baked contact between an intruding igneous body and the surrounding rock ...
View full detailsESNG0056 -
Eisco Hornfels Specimen (Metamorphic Rock), Approx. 1" (3cm) - Pack of 12
Hornfels sample approximately 1" (3cm) in size Formed at the baked contact between an intruding igneous body and the surrounding rock ...
View full detailsESNG0056PK12 -
Raw Magnetite Mineral Specimen, 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 detailsESNG0020 -
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 -
Raw Microcline, Mineral Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - 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 detailsESNG0021 -
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