Asterism in garnet, spinel, quartz and sapphire
By: by Albert J. Walcott.
Series: Fieldiana -- v. 7, no. 3; Field Museum of Natural History. [Publication] -- no. 397. -- Geological series -- Vol. VII, no. 3; Publication (Field Museum of Natural History : 1909) -- v. 7, no. 3; Publication (Field Museum of Natural History : 1909) -- 397
Publisher: Field Museum of Natural History
Published: 1937
Place of publication: Chicago
Subjects: Garnet.; Spinel.; Quartz.; Sapphires.