PT  - JOURNAL ARTICLE
AU  - O. A. Derby
TI  - Peculiar modes of occurrence of gold in Brazil
AID  - 10.2475/ajs.s3-28.168.440
DP  - 1884 Dec 01
TA  - American Journal of Science
PG  - 440--447
VI  - s3-28
IP  - 168
4099  - http://www.ajsonline.org/content/s3-28/168/440.short
4100  - http://www.ajsonline.org/content/s3-28/168/440.full
SO  - Am J Sci1884 Dec 01; s3-28