Rocks

Home Rocks
We all know that the rock is right. Locals everywhere! They and the mountains and canyons you can not help. We sipped, we sat on them, and we poured them out of our deals. However, to correct a definite definition … this is not something we all will be doing.

Coal

Coal is a non-clastic sedimentary rock. They are the fossilized remains of plants and are in flammable black and brownish-black tones. Its main element...

Soapstone

Soapstone is a type of talc-schist metamorphic rock. Also other naming’s are steatite or soaprock. The composed primarily of talc, with varying amount of...

Volcanic Bomb

Volcanic bomb is pyroclastic rock that is a cooling of a mass of lava it flies thorough the air after eruption. If it is...

Agglomerate

Agglomerate is a pyroclastic coarse accumulation of blocks of volcanic metarial that contains atl least 75% bombs, rounded clasts in a matriix of lava...
Phenotrachytic welded tuff

Tuff

Tuff is relatively soft and porous rock that made of ash and other sediments from volcanic vents that has solidified into the rock. After...

Scoria

Scoria is vesicular and dark colored igneous rock that have or have not contain any crystals.  It is typically dark color, such as dark...

Pumice

Pumice is a volcanic rock that consists of highly vesicular rough textural rock glass. It generally light colored. It is created when gas-saturated liquid...
Camptonite lamprophyre (Mesozoic, 100-200 Ma; Campton Falls, Grafton County

Lamprophyre

Lamprophyre is ultrapotassic igneous rock that is occurring as dikes, lopoliths, loccoliths, stocks and small intrussion. It is alkaline silica-undersaturated mafic or ultramafic rocks...

Kimberlite

Kimberlite is an igneous rock that major source of diamonds. Kimberlite is a variety of peridotite.  It is rich in mica minerals content and...
Pyroxenite (Stillwater Complex, Neoarchean)

Pyroxenite

Pyroxenite is an ultramafic igneous rock that contain pyroxene group minerals such as augite, diopside, hypersthene, bronzite or enstatite. This is a coarse-grained rock...

Marl

Marl or the other name Marlstone is a calcium carbonate non-clastic sedimentary rock. It has containt variable of clays and silt. The dominant carbonate...

Chalk

Chalk is a non-clastic carbonate sedimentary rock that is form of limestone compesed of the mineral calcite. It is soft, fine-grained and easily pulverized. ...

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