A core sample is a cylindrical section of (usually) a naturally-occurring substance. Most core samples are obtained by drilling with special drills into...

An ice core is a core sample that is typically removed from an ice sheet or a high mountain glacier. Since the ice forms from the incremental buildup...

A pollen core is a core sample of a medium containing a stratigraphic sequence of pollen. Analysis of the type and frequency of the pollen in each layer...

core needs to be preserved (the drilling apparatus used in obtaining a core sample is often referred to as a corer), or where drilling can be done more...

toolmaking Core sample, in Earth science, a sample obtained by coring Ice core Core, the central part of a galaxy; see Mass deficit Core (anticline)...

cut down and section the tree in lieu of coring it. There is also some uncertainty as to why a core sample could not be obtained. One version has it...

reflected from it. The pattern around the base of the Spire is based on a core sample of rock formation taken from the ground where the spire stands and the...

Act 1982, section 5, and the Consumer Rights Act 2015, section 13. Core sample Ice core Specimen (disambiguation) O'Toole, M.T., ed. (2011). Mosby's Medical...

a core sample Konrad was attempting to recover shortly before his death. While traveling back to Oslo, Kristian accidentally snaps the core sample, and...

The chapter on sampling (available online) is nicely written with diagrams, core theory and code sample. Journal devoted to Sampling Theory I/Q Data...