Riebeckite mineral North Roe Shetland 6.5cm x 6cm 25gms - Buy Online
A rare Riebeckite blue-green felsite mineral with spherulites from North Roe Shetland 6.5cm x 6cm 25gms. From a recently purchased old collection.
In North Roe there are felsite dykes which contain the sodic minerals riebeckite which is an igneous rock.
In the Shetland 4,000BC, communities began to quarry and make stone tools, such as knife manufacture.