Zircon, monazite and other minerals used in the production of chemical compounds employed in the manufacture of lighting apparatus
By: by Joseph Hyde Pratt, PH.D.
Series: North Carolina. Geological and economic survey. Bulletin; no. 25
Publisher: Edwards & Broughton printing co.
Published: 1916
Place of publication: Raleigh, N.C
Language: eng
Number of pages: 120
Subjects: Rare earths.; Lighting.