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YAV~ NV. 4 <br />• • <br />INTERVAL LITHOLOGY DESCRIPTION ELEVATION <br />1612.3-1621.8 NX CORE 1008 Recovery <br /> Shale 1612.3-1614.1 Gray-black shale with scattered carbonaceous mater 'al <br /> Shale 1614.1-1614.9 Massive gray shale <br /> Sandstone 1614.9-1620.7 Gray fine grained sandstone with carbonaceous matte <br /> from 1619.1-1620.7 <br /> Shale 1620.7-1621.8 Massive gray shale . <br />1621.8-1631.8 NX CORE 100 Recovery <br /> Shale 1621.8-1625.2 Massive gray shale <br /> Shale 1625.2-1626.5 Soft black carbonaceous shale <br /> coal <br /> Car. Shale 1628.6-1631.8 Black slightly sandy carbonaceous shale <br />1631.8-1641.8 NX CORE 1008 Recovery' <br /> Shale 1631.8-1635.5 Gray shale with carbonaceous bands 1631.8-1632.4; <br /> 1633.4-1634.0; 1635.3-1635.5 <br /> Coral 1635.5-1636.2 Black boney coal _ <br /> 1636.2-1641.8 Gray shale; slightly sandy 1637.2-1638.2; <br /> slightly carbonaceous 1638.6-1641.8 <br />1641.8-1651.8 NX CORE 1008 Recovery <br /> Carb. Shale 1641.8-1644.8 Dark gray carbonaceous shale <br /> Shale 1644.8-1647.8 Massive gray shale <br /> Shale 1647.8-1651.8 Gray sandy shale <br />1651.8-1661.8 NX CORE 1008 Recovery <br /> Carb. Shale 1651.8-1654.2 Dark gray carbonaceous shale <br />•: Shale 1654.2-1656.2 Gray massive shale <br /> arb. Shale 1656.2 -1659.8 Black carbonaceous shale with streaks. of bone coal <br /> Shale 1668.3-1670.3 Black pulverized coal (pulverized by compaction in tube) <br /> arb. Shale 1670.3-1671.3 Dark gray carbonaceous shale <br /> Coal 1671.3-1672.3 Black pulverized coal <br />