Big Hole
| The Big Hole | |
| Location | |
|---|---|
| Location | Kimberley | 
| Province | Northern Cape | 
| Country | South Africa | 
| Coordinates | 28°44′20″S 24°45′32″E / 28.73889°S 24.75889°E | 
| Production | |
| Products | Diamonds | 
| Type | Open-pit, underground | 
| Greatest depth | 240 metres (790 ft) | 
| History | |
| Opened | 1871 | 
| Closed | 1914 | 
| Owner | |
| Company | De Beers | 
| Website | thebighole | 
The Kimberley Mine or Tim Kuilmine (Afrikaans: Groot Gat, lit. 'Big Hole') is an open-pit and underground mine in Kimberley, South Africa. It has been considered the deepest hole excavated by hand, contending the title with Jagersfontein Mine.