mineraloids

navigate by keyword : aggregate biotite combination common earth example feldspar geology granite layer lithosphere mineraloids minerals naturally occurring outer quartz rock solid

Quartz variety agate exhibited at the National History Museum in London Royalty Free Stock Photo

Ancient topaz exhibited at the National History Museum in London Royalty Free Stock Photo

Pearls and shells exhibited at the National History Museum in London Royalty Free Stock Photo

Pearls and corals exhibited at the National History Museum in London Royalty Free Stock Photo

Ancient crystals and stones exhibited at the National History Museum in London Royalty Free Stock Photo

Amber and corals exhibited at the National History Museum in London Royalty Free Stock Photo

Ancient crystals and minerals exhibited at the National History Museum in London Royalty Free Stock Photo

Ancient stones and minerals exhibited at the National History Museum in London Royalty Free Stock Photo

Natural stones exhibited at the National History Museum in London Royalty Free Stock Photo

Ancient stones exhibited at the National History Museum in London Royalty Free Stock Photo

Ivory and stones exhibited at the National History Museum in London Royalty Free Stock Photo

In geology, rock is a naturally occurring solid aggregate of one or more minerals or mineraloids. For example, the common rock granite is a combination of the quartz, feldspar and biotite minerals. The Earths outer solid layer, the lithosphere, is made of rock.