Emerald is the green variety of the mineral beryl, is the most famous and favored green gemstone. Pure beryl is white; emerald's green color is caused by chromium impurities. The majority of the worlds gem quality Emeralds come from the Muzo area of Colombia.
Emerald is the green variety of Beryl, and its intense green color has given it the status of an important gemstone. The color of the emerald is green to emerald-green. The deep color of Emerald is caused by traces of the element chromium, but sometimes also vanadium.
"Emerald" is another name for beryl, which is a mineral.
Emeralds are composed of Beryllium, Aluminum, Silicon and Oxygen.
Emerald is a form of the mineral beryl, which is a silicate, specifically a ring silicate.
Emerald is a silicate: Be3Al2(SiO036.
APPLE
Cobalt is a mineral, not a rock.
is a mineral
It is a Mineral
cinnabar is mineral
== Talc is a mineral. == True... but Talc is a Metamorphic rock. == Actually it is a metamorphic mineral, not a rock.
Emerald is a mineral rather then a rock (rocks are made of minerals). Emeralds are a variety of the mineral beryl.
Emeralds are a form of the mineral Beryl and as such are related to Aquamarines and Morganite.
emeralds
Emerald is a mineral. Specifically, it is a variant of the mineral known as beryl.
It is a very hard rock with sandpaper like feel.
Natural emeralds occur in the earth around active volcanic regions. Magma seeps into the earth heating the rock, causing it to melt. If the heated rock has chromium and beryllium in it, when it cools emeralds can form.
Emeralds :)
mineral
just ask a rock-hound
Emerald belongs to the beryl mineral group, which is a type of ring silicate mineral. Other minerals in this group include aquamarine, morganite, and heliodor, all of which have different colors due to impurities.
Mineral
Jade, emeralds, salt (under microscope), ruby, sapphire, diamond, sulfur, turquoise