Geology√

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Geology√

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Geology√

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Geology√

1974 Archival description results for Geology√

1974 results directly related Exclude narrower terms

Ellesmere Gr. Looking east to show succession in Permian rocks

Ellesmere Gr. Looking east, down valley, from station 63 K40 to show succession in Permian rocksat left (north) side of valley with grey gypsiferous limestone at base overlain by brown siltstone forming hard cliff and recessive shale unit in between covered by talus derived from the siltstone unit which is overlain by another recessive shale unit. Above this is another hard siltstone, another recessive shale, siltstone, and gypsum (the last two units not shown in the photograph).

Results 646 to 660 of 1974