Rocks

Rocks
6 Best Quartzite Sealers – Best of 2023
Quartzite is a natural stone and a famous choice for countertops, roofing, flooring, and stairs. It is a porous material ...

Sedimentary Rocks
Limestone Rock Type, Composition, Formation, & Uses
Limestone is a non-clastic sedimentary rock consisting of more than 50% calcite (a calcium carbonate mineral, CaCO3). Limestone is mostly ...

Igneous Rocks
Basalt Rock Type, Formation, Occurrence & Uses
Basalt belongs to volcanic igneous rocks family. It is a dark-colored (black, dark green or brown) rock with a fine-grained ...

Igneous Rocks
Dacite Rock Type, Composition, Formation, Occurrence & Uses
Dacite is a volcanic igneous rock. It is a fine-grained rock that is normally light in color and is often ...

Igneous Rocks
Diorite Rock Type, Composition, Formation, Occurrence & Uses
Diorite is a coarse-grained intrusive igneous rock. Its composition is in-between granite and basalt. The rock is usually found as ...

Igneous Rocks
Gabbro Rock Type, Composition, Formation, Occurrence & Uses
Gabbro is an intrusive igneous rock with a black or dark-green appearance. The term “Gabbro” was first used in the ...

Igneous Rocks
Obsidian Rock Type, Composition, Formation, Occurrence & Uses
Obsidian is an igneous rock. It is an amorphous material, commonly known as a mineraloid. The rock is formed when ...

Igneous Rocks
Pegmatite Rock Type, Composition, Formation, Occurrence & Uses
Pegmatite is a coarse-grained igneous rock that contains large crystals and minerals typically not found in other types of rocks. ...

Igneous Rocks
Peridotite Rock Type, Composition, Formation, Occurrence & Uses
Peridotite is a group of dense and coarse-grained ultramafic igneous rocks. The rock group contains kimberlite. The group can also ...

Igneous Rocks
Pumice Rock Type, Composition, Formation, Occurrence & Uses
Pumice is an igneous rock that has a light-colored and extremely porous appearance. It has been used in various industries ...