Germaniferous lignite from the District of Columbia and vicinity.
STADNICHENKO
T
T
MURATA
K J
KJ
AXELROD
J M
JM
D003031:Coal; D004219:District of Columbia; D005857:Germanium; D012987:Soil
D003031:Coal; D012987:Soil; D005857:Germanium
GERMANIUM; SOIL