Most common methods to extract diamonds are as following
- Open-pit mining involves large surface excavation
- Underground mining is employed for reaching depths no longer economically feasible via the open-pit method.
- Extraction from alluvial deposits, where they are removed from sand, gravel, or clay along the banks of a river, a shoreline, or an ocean bed.
Africa and Australia are fast becoming the biggest hubs for diamond mining. Hope the information will help you get acquainted with diamond which is fast becoming a girls or a women best friend and people are investing i solitaires as an investment option.