Geologic map of the Seldovia quadrangle, south-central Alaska
收藏DataONE2016-10-29 更新2024-06-26 收录
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资源简介:
USGS Open-File Report 99-18B is a digital representation
of a paper map that is being released simultaneously, USGS
Open-File Report 99-18A. The map shows the bedrock
geology of the Seldovia quadrangle, Alaska, at a scale of
1:250,000, compiled from new mapping (1988-1993) and
published sources. Digital files include various map
coverages in Arc/Info export format, and a picture of the
map plus all map-collar information in Adobe Illustrator
and PDF formats. The map collar includes detailed
map-unit descriptions, text on the physiography,
neotectonics, geologic history, and economic geology,
cross-section, correlation of map units chart, and map
showing original sources of information.
创建时间:
2016-10-29



