TY  - BOOK
AU  - Bertholf,William Earl
TI  - Magnetite taconite rock in Precambrian formations in Rio Arriba County, New Mexico
T2  - New Mexico. Bureau of Mines and Mineral Resources. Circular,
AV  - TN24.N6 A235 no. 54
PY  - 1960///
CY  - Socorro
PB  - State Bureau of Mines & Mineral Resources, New Mexico Institute of Mining & Technology
KW  - Magnetite
KW  - New Mexico
KW  - Rio Arriba County
KW  - Rocks
KW  - Analysis
N1  - Errata slip inserted; Bibliography: p. 24
ER  -