Aluminosilicate of beryllium belonging to the hexagonal system. With a hardness of 7.5 to 8 on the Moshs scale, beryl is found in Madagascar, Brazil, Mozambique and the Urals.
Within this family are many well-known stones such as emerald when the beryl has a very pronounced green color (if not the gem is called green beryl), morganite when the beryl is pink, aquamarine for the blue variety, heliodore for the deep golden yellow and yellow beryl for the lighter yellow.
And don't forget, all stones are fragile! even diamonds ....