The boundaries are captured from information supplied with legal claims to Ordnance Survey Mastermap ®. The data is in British National Grid.Should you have any questions regarding this dataset please email gis@crownestatescotland.com Crown Estate Scotland manages the rights to extract naturally occuring silver and gold in Scotland except where legal claims have shown that those rights do not fall to the Crown. To find out more about Crown Estate Scotland's function, purpose, and values visit our website.