A table defining mineral resources

Resource Description Table

(from Canadian Institute of Mining and Metallurgy)

Category

Resource Category Description

Resource

Reserve

 

Measured

Proven

The estimated the quantity and grade of that part of a deposit for which the size, configuration, and grade have been very well established by observation and sampling of outcrops, drill holes, trenches and mine workings.

 

Indicated

Probable

The estimated quantity and grade of part of a deposit for which the continuity of grade, together with the extent and shape, are so well established that a reliable grade and tonnage estimate can be made.

 

Inferred

Possible

The estimated quantity and grade of a deposit, or a part thereof, that is determined on the basis of limited sampling, but for which there is sufficient geological information and a reasonable understanding of the continuity and distribution of metal values to outline a deposit of potential economic merit.

Post new comment

  • Web page addresses and e-mail addresses turn into links automatically.
  • Allowed HTML tags: <a> <em> <strong> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.

More information about formatting options

CAPTCHA
Please enter the word that you see below
Image CAPTCHA
Enter the characters (without spaces) shown in the image.