Meeneral
(Reguidit frae Minerals)
A meeneral is a naiturally occurrin substance that is solid an stable at ruim temperatur, representable bi a chemical formula, uisually abiogenic, an haes an ordered atomic structur. It is different frae a rock, which can be an aggregate o meenerals or non-meenerals an daes nae hae a specific chemical composeetion. The exact definition o a meeneral is unner debate, especially wi respect tae the requirement a valid species be abiogenic, an tae a lesser extent wi regards tae it havin an ordered atomic structur. The study o meenerals is cried meeneralogy.