key bed

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key bed [′kē ‚bed]

(geology)

Also known as index bed; key horizon; marker bed.

A stratum or body of strata that has distinctive characteristics so that it can be easily identified.

A bed whose top or bottom is employed as a datum in the drawing of structure contour maps.

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No references found			Reference core and correlation of key beds in the Petersburg and Linton Formations (Pennsylvanian) in Indiana. THE RACCOON CREEK GROUP (PENNSYLVANIAN) IN THE SUBSURFACE OF THE ... by Horowitz, Alan S. / Proceedings of the Indiana Academy of Science			keV kevel kevil Kevlar Kevo Kevorkian, Jack Kevorkov, Stepan Kevorkov, Stepan Agabekovich Kew Kew barometer Kew Gardens Kewalo Basin Kewanee Kewaunee County Keweenaw Keweenaw County Keweenaw National Historical Park Keweenawan Kewpie doll Kewpiesta key key access key activity key auto-key cipher key banding key bed key block key bolt key brick key cabinet key cap Key Cave National Wildlife Refuge key change key click key command key compression key console key course key cut key day key distribution key driven key drop key entry key escrow key escutcheon key exchange key field key fingerprint key fob key frame			key key key key key Key (basketball) Key (cryptography) key access Key Access Protection Program Key Account Key Account Executive Key Account Management Key Account Manager Key Account Representative Key Accounting Requirement Key Activities key activity Key and Developmental Key Appointment Holder Key Area Key Area of Learning Key Asset List Key Asset Management Key Asset Protection Plan Key Atomic Benefits Office of Mankind Key Attitudinal Indicator key auto-key cipher key banding key banding key banding key bed Key Behaviors Change Inventory Key Benefits Insurance Agency Key Biscayne Athletic Club Key Biscayne Community Center Key Biscayne Police Department Key Biscayne Yacht Club key block key block key block Key bolt Key bolt key brick key bugle Key Business Activity Key Business Indicators Key Business Initiative Key Business Metrics Key Business Objective Key Business Performance Indicators Key Business Processes Key Business Ratio Key Business Requirement Key Business System Key Business User

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