An interactive tool for calculating the length-weighted average of up to ten samples.
Notes on Weighted Average Calculator for Drill Core and Chip Samples
- This tool will calculate the average grade of up to ten samples. Enter the assay values in the left column and the associated lengths in the right column.
- Units must remain consistent between each interval.
Values displayed with a may be changed ... click on a value to display an entry form ... or use the arrows right of a value to select from a list.
This tool exhibits spreadsheet-like behaviour ... change a value and related values are re-calculated automatically.