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Geophysical Logs '•dell
<br />density resistivity Completion Lithologic Description
<br />absolute temperature
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<br />ZC� 6000 " 1!t�ln 1211'
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<br />1T - /cc cps
<br />I"
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<br />LEGEND
<br />5/8" surface casing
<br />rout seal
<br />acker
<br />01' thick torch cut slots.
<br />5/8" steel casing
<br />-acing capped
<br />ertical scale: 1" = 40'
<br />582
<br />data missing.
<br />SANDSTONE, salt and pepper, fine to medium grained,
<br />quartzoae with interbedded SILTSTONE and SHALE.
<br />71 COAL, with parting at 83 -84'.
<br />SILTSTONE, grey to light grey, medium soft and
<br />SHALE, light grey, soft with interbedded SANDSTONE.
<br />SANDSTONE; salt and pepper, fine grained.
<br />COAL.
<br />SANDSTONE, white to grey, fine grained with
<br />interbedded SILTSTONE, light to dark grey, shaley
<br />below 200'.
<br />SANDSTONE, grey to white, friable, with interbedded
<br />SILTSTONE, grey and orange to brown, soft.
<br />0
<br />'0AL .
<br />c ?.:SDSTONE, white to grey, friable, fine grained
<br />with interbedded SILTSTONE, light to dark grey,
<br />medium hard.
<br />7 COAL.
<br />SILTSTONE, light to medium grey and orange brown,
<br />mostly hard, carbonaceous with minor amount of
<br />interbedded SANDSTONE and COAL.
<br />,OAL.
<br />�z:I.TSTONE, grey and light brown, soft to hard with
<br />interbedded salt and pepper SANDSTONE.
<br />ANDSTONE, salt and pepper, very fine grained.
<br />..... OAL.
<br />�rl qV FTOkfi /�rt'DSTONF, dark grev to brown, soft.
<br />-- �1;!„1DS`I'ONF
<br />grey to light grey, fine grained.
<br />- - - SHALE, light to dark grey, carbonaceous with COAL
<br />at 504.51. '
<br />,ILTSTONE, light to dark grey and SANDSTONE, salt
<br />snd pepper and grT , fine to very fine grained.
<br />SILTSTONE, white to grey, calcareous layers and
<br />MUDSTONE, medium to dark grey, silty, calcareous.
<br />COAL (FF seam), SILTSTONE at base.
<br />f?ECEI`/ED
<br />MAR 0 6 1981
<br />eQN9. DIV.. USGS
<br />PCMIMo. rr -R—R
<br />data missing.
<br />Permit Number
<br />Class: rmit
<br />Sect iM /Exhibit
<br />Class: ❑ Revision
<br />Type /Seq: _ _._._- _._._ -_
<br />Class: O Report ❑ Hytlro OGeneral
<br />Doc Type:
<br />OApplication (Coal only) ❑ Bond O Enforcement ❑Inspection
<br />NORTHERN COAL CO.
<br />Northern #1 Mine Project
<br />Meeker, Colorado
<br />Hylogic Log
<br />Well #
<br />Well 11HFC -lo
<br />Prepared by Watec, Inc., December 1974.
<br />Lithology generalized from data
<br />provided by Northern Coal Co.
<br />
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