Czehura, SJ 1977: A lichen indicator of copper mineralization, Lights Creek district, Plumas County, California. - Econ. Geol.72: 796-803. [RLL List # 100 / Rec.# 3954] Keywords: COPPER/ HEAVY METALS/ LECANORA/ MINERALIZATION/ ABSORPTION/ UPTAKE/ CALIFORNIA
Abstract: 5 figures. 1 table. ["Color differences in the thalli of Lecanora cascadensis Magn. correspond well with copper mineralization .... Apparently the lichen's anomalous green color is due to its ability to absorb and concentrate copper." Colored illustration.]
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