Title
Contributions from the Laboratory of the University of Pennsylvania. No. VII. On Astrophyllite, Arfvedsonite and Zircon, from El Paso Co. Colorado, and a Colorimetric Estimation of Titanium before the Blow-Pipe
By
Koenig, George Augustus, 1844-1913
Original Publication
Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge
Published by
Philadelphia, American Philosophical Society,
Identifiers
BioStor:
https://biostor.org/reference/203052
JSTOR:
982478
Rights Status
NOT_IN_COPYRIGHT
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