Filters
-
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 -
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 -
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 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 -
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 -
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 -
Slate Metamorphic Rock Specimen, 1" - Geologist Selected Samples - Eisco Labs
SLATE | Slate is the result of the compression of shale, but is denser and retains the fissile properties, making for an interesting exercise when...
View full detailsESNG0063 -
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 -
Eisco Quartzite Specimen (Metamorphic Rock), Approx. 1" (3cm) - Pack of 12
Twelve quartzite samples approximately 1" (3cm) in size The further compaction of sandstone's sturdy silicate framework makes quartzite on...
View full detailsESNG0060PK12 -
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 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 -
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 Quartzite Specimen (Metamorphic Rock), Approx. 1" (3cm)
Quartzite sample approximately 1" (3cm) in size The further compaction of sandstone's sturdy silicate framework makes quartzite one of the...
View full detailsESNG0060 -
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 -
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 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