Quartz rock

Get facts about quartzite rock. Learn about its geology, composition, uses, and how to distinguish it from quartz and marble.

Gold-bearing quartz is one of the few ways that hard rock and native gold are found in nature. Here's how to get it out!

What is granite? Granite is an intrusive igneous coarse grained rock. Granite is formed from the very slow cooling of the magma which provided sufficient time for the crystal to grow, large enough to be seen with an unaided eye. Granite consists of mainly quartz and feldspar with minor amount of mica, amphibole and other minerals. This mineral composition results in granite colours of red, pink, white and grey with dark minerals visible. Granite is the most common igneous rock occurring on…

There is a long list of safe and unsafe rocks so I'm going to get right into it. Remember, I can't list them all. There are A LOT of them, so I just listed the most common ones, and a couple of rare ones, too. Safe Rocks [Pictures are above name] ...

Smoky Quartz - Haslital, Berner Oberland, Switzerland.

There is a simple method for cleaning iron from quartz crystals. Learn what solution I soak my crystals in to get them sparkling clean.

Download this stock image: pebble from pegmatite rock (quartz, feldspar, orthoclase) natural mineral stone isolated on white background - FDEDAP from Alamy's library of millions of high resolution stock photos, illustrations and vectors.

Schist is medium grade metamorphic rock, formed by means of the metamorphosis of mudstone / shale, or some forms of igneous rock, to a higher than slate