Newest Products

UNGLAZED STREAK PLATE || Single, unglazed porcelain streak plate. Off-white color 50MM X 50MM || Plate measures 1.9" (50mm) long and wide, and is...

Twelve streak plates Used to determine a mineral's color in powder form, or to identify the mineral content of a rock. Great for geology and earth...

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...

BRECCIA | The large, angular clasts in breccia make it possible to confidently ascertain the depositional history of the rock GREAT FOR GEOLOGY CL...

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...

HALITE | Halite is commonly known as table salt. This soft, white to transparent mineral grows into cleavable cubes GREAT FOR GEOLOGY CLASSROOMS |...

QUARTZITE | Applying significant pressure to sandstone results in the formation of quartzite. The compaction of sandstone's sturdy silicate framew...

MUSCOVITE MICA | Muscovite mica is a mineral that forms from cooling magma. It forms in thin sheets that are individually weak, but comprehensivel...

WHITE SANDSTONE | White Sandstone is a recognizable sedimentary rock made up of well sorted and rounded grains of quartz, indicating that the clas...

Raw Obsidian SpecimenHand Sample, 3" OBSIDIAN | Obsidian, also known as volcanic glass, forms from lava that cools almost immediately upon erupt...

GREEN SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock,...

CHERT | Sometimes referred to as flint, Chert is a sedimentary rock rich in silica GREAT FOR GEOLOGY CLASSROOMS | This specimen is perfect for tea...

PUMICE | Pumice is formed from the frothy lava that a volcanic explosion creates. As the frothy lava cools, it hardens as a light weight rock that...

RHYOLITE | Rhyolite is an aphanitic felsic rock which forms during eruptions of thick, viscous magma. Often containing phenocrysts of felsic miner...

GYPSUM | A sulfate mineral that often forms from evaporating lakes in what is known as an evaporite deposit. Crystals grow into soft, wide sheets,...

RED SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock, s...

ANTHRACITE COAL | Anthracite coal is bright and reflective, indicative of the intense heat and pressure required to form it. Anthracite coal often...

VOLCANIC TUFF | Dust & ash deposited during explosive volcanic eruptions can become compacted and lithified over time, forming large packages ...

BRECCIA | The large, angular clasts in breccia make it possible to confidently ascertain the depositional history of the rock GREAT FOR GEOLOGY CL...

Pack of six, muscovite mica samples. Each sample is approximately 1" (3cm) in size Useful for teaching students about variable hardness and cleav...

EXPLORE FIELD TESTING TECHNIQUES | A fun way to explore the variety of techniques that geologists use to identify rocks and minerals IDENTIFY ROCK...

12 PACK | Includes twelve streak plates. Great for group activities GREAT FOR GEOLOGY CLASSROOMS | Used to determine a mineral's color in powder f...

RED SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock, s...

RED SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock, s...

GREEN SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock,...

GREEN SLATE | Slate is very lightly metamorphosed and well-foliated. This appearance often makes it difficult to distinguish from its parent rock,...

SERPENTINITE | When clay- and aluminum-rich rock is altered by water from geothermal systems, serpentinite is liable to form. Often found in low-g...

SERPENTINITE | When clay- and aluminum-rich rock is altered by water from geothermal systems, serpentinite is liable to form. Often found in low-g...

Syenite sample approximately 1" (3cm) in size Igneous rock comprised primarily of feldspar Perfect size for use in classroom identification labs a...

Syenite sample approximately 1" (3cm) in size Igneous rock comprised primarily of feldspar Perfect size for use in classroom identification labs a...

Pegmatite sample approximately 1" (3cm) in size Igneous rock containing a large variety of crystal sizes Perfect size for use in classroom identif...

Pegmatite sample approximately 1" (3cm) in size Igneous rock containing a large variety of crystal sizes Perfect size for use in classroom identif...

TRAVERTINE | & classification exercises. Travertine is a carbonate rock formed from gushing hot springs. The airy, porous material indicates a...

TRAVERTINE | & classification exercises. Travertine is a carbonate rock formed from gushing hot springs. The airy, porous material indicates a...

OOLITIC LIMESTONE | Oolitic limestone is a carbonate rock formed from the cementation of thousands of ooids. Ooids are tiny nodules formed from th...

OOLITIC LIMESTONE | Oolitic limestone is a carbonate rock formed from the cementation of thousands of ooids. Ooids are tiny nodules formed from th...

GREYWACKE | Graywacke is a sedimentary rock composed of large, angular clasts within a fine-grained clay matrix. Formed during underwater avalanch...

GREYWACKE | Graywacke is a sedimentary rock composed of large, angular clasts within a fine-grained clay matrix. Formed during underwater avalanch...

DOLOSTONE | Composed primarily of carbonate material, dolostone is a more stalwart rock than its chemical cousin, limestone. It is often mined fo...

DOLOSTONE | Composed primarily of carbonate material, dolostone is a more stalwart rock than its chemical cousin, limestone. It is often mined fo...

COQUINA | Composed of bone and shell fragments, coquina is nearly 100% fossil matter. Held together by a carbonate cement, this skeletal mass form...

COQUINA | Composed of bone and shell fragments, coquina is nearly 100% fossil matter. Held together by a carbonate cement, this skeletal mass form...

Sphalerite sample approximately 1" (3cm) in size Often mined as a zinc ore Perfect size for use in classroom identification labs and exercises, co...

Sphalerite sample approximately 1" (3cm) in size Often mined as a zinc ore Perfect size for use in classroom identification labs and exercises, co...

HEMATITE | This specular variety of hematite takes the form of tiny, sparkling iron oxide crystals GREAT FOR GEOLOGY CLASSROOMS | Perfect for demo...

HEMATITE | This specular variety of hematite takes the form of tiny, sparkling iron oxide crystals GREAT FOR GEOLOGY CLASSROOMS | Perfect for demo...

Oligoclase sample approximately 1" (3cm) in size Standard hardness of 6, exhibits two planes of cleavage Perfect size for use in classroom identif...

Oligoclase sample approximately 1" (3cm) in size Standard hardness of 6, exhibits two planes of cleavage Perfect size for use in classroom identif...