chip sampling
chip sampling
[′chip ‚sam·pliŋ] (mining engineering)
Taking small pieces of ore or coal from the width of an ore face exposure; may be done at random or along a line.
References in periodicals archive
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Prospective structural settings and/or areas of artisanal workings were targeted by reconnaissance mapping, rock chip sampling and auger or soil traverses to confirm or otherwise the presence of gold mineralisation and the overall prospectivity of the application areas.
Savannah noted that rock chip sampling results from the Gaddamah prospect have shown grades of up to 5.
International Resource News-22 February 2010-Mariana Resources carries out rock chip sampling at Los Amigos JV(C)2010 ENPublishing - http://www.
They include: emergency repairs, owner occupied co-ops and condos, areas where lead based paint was removed and certified lead free by a licensed inspector and areas certified lead free via XRF analysis or paint chip sampling by a certified lead testing firm.
Reconnaissance chip sampling at "La Patriota" returned a best result of 81.
The earlier program reported a chip sampling grade of .
Chip sampling of bedrock trench walls created through the artisanal workings is ongoing and is being completed with the objective of indicating the distribution of gold throughout near-surface section, and the presence of gold in different lithologies.
Over the radiometric anomaly, soil and rock chip sampling returned anomalous values over a 1200mx1900m area.
Geochemically copper appears to be the most enriched metal from the rock chip sampling with 25 samples having greater than 1,000 ppm Cu and a high value of 11.
The chip sampling of the 17 x 27 meter area returned an average of 7.
Prior rock grab and chip sampling from numerous small-scale historic workings, located within the large gold soil anomaly, returned some spectacular gold values (see previous News Releases).
17 grams / tonne gold over 50 metres of chip sampling.
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