PT  - JOURNAL ARTICLE
AU  - Samuel L. Penfield
TI  - Phenacite from Colorado
AID  - 10.2475/ajs.s3-33.194.130
DP  - 1887 Feb 01
TA  - American Journal of Science
PG  - 130--135
VI  - s3-33
IP  - 194
4099  - http://www.ajsonline.org/content/s3-33/194/130.short
4100  - http://www.ajsonline.org/content/s3-33/194/130.full
SO  - Am J Sci1887 Feb 01; s3-33