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网站如下:
https://energy.usgs.gov/PhotoAtlas/default.aspx?aid=1
界面截图:
Valentine, B. J., Morrissey, E. A., Park, A. J., Reidy, M. E., & Hackley, P. C. (2013). Development of web-based organic petrology photomicrograph atlases and internet resources for professionals and students. International Journal of Coal Geology, 111, 106-111.
Development of web-based organic petrology photomicrograph atlases and internet .pdf
Winans, R. E., & CRELLING, J. C. (1984). Chemistry and characterization of coal macerals: overview. DOI: 10.1021/bk-1984-0252.ch001.
Chemistry and Characterization of Coal Macerals Overview.pdf
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