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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 -
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 -
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 -
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 -
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 -
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 -
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 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 Siltstone Specimen (Sedimentary Rock), Approx. 1" (3cm)
Siltstone sample approximately 1" (3cm) in size Clastic sedimentary rock made up of fine silt particles Perfect size for use in classr...
View full detailsESNG0039 -
Eisco Siltstone Specimen (Sedimentary Rock), Approx. 1" (3cm) - Pack of 12
Twelve siltstone samples approximately 1" (3cm) in size Clastic sedimentary rock made up of fine silt particles Perfect size for use i...
View full detailsESNG0039PK12 -
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 -
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 -
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 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 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 -
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 -
Raw Sulfur, Mineral Specimen - 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 detailsESNG0026 -
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