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joberts11 - Larissa's Igneous Rocks

Pumice Stone , Find Complete Details about Pumice Stone,Pumice Stone from Other Natural Stone Supplier or Manufacturer-Kosmo Suria Sdn Bhd

Disharmonic folds in gneiss. Note how the fold shape changes from layer to layer

Disharmonic folds in gneiss. Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.

Monzonite Igneous Rock $4.00

Monzonite igneous rock specimens are good for earth science classroom education, labs, home school geology and kids rock kits. Monzonite rocks are good for collections.

Igneous Rock-Peridotite « Sandatlas- Dunite (almost entirely made of olivine mineral crystals) from Lanzarote~gorgeous!

Igneous Rock-Peridotite « Sandatlas- Dunite (almost entirely made of olivine mineral crystals) from Lanzarote~gorgeous! Of course, it might just be Kryptonite! Several visits with Chris.

Snowflake Obsidian Igneous Rockenis batuan yang terbentuk dari magma yang mendingin dan mengeras,

Snowflake obsidian igneous rock specimens are good for earth science classroom education, labs, teaching home school geology and kids rock kits.

Graphic Granite Igneous Rock $4.00

Graphic Granite Igneous Rock $4.00

Peridotite-Peridotite is a coarse-grained intrusive igneous rock that is composed almost entirely of olivine. It may contain small amounts of amphibole, feldspar, quartz or pyroxene. The specimen shown above is about two inches (five centimeters) across.

Peridotite-Peridotite is a coarse-grained intrusive igneous rock that is composed almost entirely of olivine. It may contain small amounts of amphibole, feldspar, quartz or pyroxene. The specimen shown above is about two inches (five centimeters) across.

Gabbro is a coarse-grained, dark colored, intrusive igneous rock that contains feldspar, augite and sometimes olivine. The specimen shown above is about two inches (five centimeters) across.

Gabbro is an intrusive igneous rock that is black in color and has a composition similar to basalt.

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