hand sampling

hand sampling

[′hand ¦sam·pliŋ]
(mining engineering)
Using manual methods to detach and reduce in size representative samples of ore; one of the major methods in sampling small batches of ore, others being grab sampling, trench or channel sampling, fractional selection, coning and quartering, and pipe sampling.
References in periodicals archive ?
A Meech hand sampling wand has also replaced a competitors' wand.
Additionally, 100 vegan vendors will be on hand sampling and selling their wares.
Canyon pools had gravel or bedrock substrates that a turtle could not burrow into and lacked deep holes that could provide turtles with refuges from hand sampling. Trials in canyon pools were conducted in Blackwater Canyon, except for two flight response trials (see below) conducted in the nearby Cloverdale Creek drainage.
We used two sampling methods, trapping with hoop nets and hand sampling, to capture turtles.
The sampling technique and materials were described as analogous to hand sampling in an article that originally appeared in the IAMA Newsletter (International Association for Microanalysis) (Martinez 2000).
This strategy consisted of establishing a series of sampling transects, with an array of quadrat, core, and hand sampling sites (Kennish et al., 2005).
When applied as complementary technologies, aerial photographic imaging, underwater benthic videography, and in situ hand sampling provide researchers with powerful tools for monitoring and mapping seagrass habitats.
Other potential benefits include eliminating the cost of rejecting out of specification product, greatly reduced product give-away, eliminating the labour costs and imprecision of hand sampling and more consistent product appearance.
This study looked at human error in the hand sampling. Test subjects, staff members at the Steep Lands Research Station at the University of Nairobi, were asked to measure runoff and soil loss using standard manual sampling techniques.