The BGS Lexicon of Named Rock Units — Search results

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From the table below, please click on the underlined Computer Code of the rock unit you are interested in to see the information available for that entry.

Row Code Rock Unit Status Code
1 -2305 Wenlock Limestone [Obsolete: use WEL, UWL, LWL] Index Level
2 -2537 Wenlock Limestone reef knolls [Obsolete: use WLK] Index Level
3 -2928 Ludlow and Wenlock Rocks (undifferentiated) [Obsolete: use LUW] Index Level
4 -2930 Ludlow and Wenlock Sedimentary Rocks (Undifferentiated) [Obsolete: use LUW] Index Level
5 -3126 Wenlock Series [Obsolete: use WEN] Index Level
6 -3254 Wenlock Shale [Obsolete: use CBRD, BUI] Index Level
7 -3895 Wenlock Beds [Obsolete: use CAEC] Index Level
8 -4770 Lower Wenlock Limestone and Basement Beds (Together) [Obsolete: use LQL] Index Level
9 -933 Wenlock Shales [Obsolete: use GLMD, NYG] Index Level
10 LRSA Lower Red Sandstone (Wenlock Series) [Obsolete: use HSW] Index Level
11 LUW Wenlock Rocks and Ludlow Rocks (undifferentiated) Index Level
12 LWG Ludlow-Wenlock Group [Obsolete] Index Level
13 LWKB Little Wenlock Basalt Member Full
14 LWL Lower Wenlock Limestone [Obsolete: use LQL] Index Level
15 LWU Ludlow Rocks and Wenlock Rocks (undifferentiated) [Duplicate: use LUW] Index Level
16 MMU Mottled Mudstone Member , Wenlock Age Pending Upgrade
17 PSG Passage Formation (Wenlock Series) Pending Upgrade
18 SLSW Llandovery Rocks And Wenlock Rocks (Undifferentiated) Index Level
19 UWL Upper Wenlock Limestone [Obsolete: use UQL, WEL] Index Level
20 WEL Much Wenlock Limestone Formation Full
21 WEN Wenlock Rocks (Undifferentiated) Index Level
22 WESH Wenlock Shale Formation [Obsolete: use CBRD] Index Level
23 WLK Much Wenlock Limestone (Knoll-Reef) Index Level
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