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Coal Quality - World Coal Quality Inventory (WoCQI)
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Coal Quality
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World Coal Quality Inventory (WoCQI)
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World Coal Quality Inventory (WoCQI)

WoCQI Introduction WoCQI Data Downloads WoCQI Products WoCQI Collaborators WocQI Newsletters

Data Downloads

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International map showing study areas of the World Coal Quality Inventory (WoCQI) program

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RECENT PUBLICATIONS

GIS Representation of Coal-Bearing Areas in Africa, 2008:
USGS Open-File Report 2008-1258

GIS Representation of Coal-Bearing Areas in North, Central, and South America, 2008:
USGS Open-File Report 2008-125

Large-scale digital geologic map databases and reports of the North Coal District in Afghanistan, (2008):
USGS Data Series 317 (dual-layer DVD-ROM).

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American Society of Testing Materials (ASTM):
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