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Taken 2-May-11
Visitors 338

23 of 46 photos
Categories & Keywords

Subcategory Detail:
Keywords:4850 level, Geology, Places, Science, bore hole, diamond drill hole, drill hole
Photo Info

Dimensions2800 x 1867
Original file size1.54 MB
Image typeJPEG
Color spacesRGB
Date taken2-May-11 10:43
Date modified20-Aug-13 08:51
Shooting Conditions

Camera makeCanon
Camera modelCanon EOS 5D Mark II
Focal length23 mm
Max lens aperturef/2.8
Exposure8s at f/22
FlashNot fired, compulsory mode
Exposure bias0 EV
Exposure modeManual
Exposure prog.Manual
ISO speedISO 1600
Metering modeCenter-weighted average
Bore hole

Bore hole

Geologists drill holes like this one to extract core samples of rock. This hole, about five inches in diameter, was drilled on the 4,850-foot level of the Sanford Underground Research Facility. Photo credit: Matthew Kapust.
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