Potassic mafic lavas of the Bearpaw Mountains, Montana; mineralogy,chemistry, and origin
MacDonald, R; Upton, B G J; Collerson, K D; Hearn, B C, Jr; James, D (1992) Potassic mafic lavas of the Bearpaw Mountains, Montana; mineralogy,chemistry, and origin. Journal of Petrology, vol.33, no.2, pp.305-346, Apr 1992
| Authors | MacDonald, R; Upton, B G J; Collerson, K D; Hearn, B C, Jr; James, D |
|---|---|
| Year | 1992 |
| Title | Potassic mafic lavas of the Bearpaw Mountains, Montana; mineralogy,chemistry, and origin |
| Source | Journal of Petrology, vol.33, no.2, pp.305-346, Apr 1992 |
| ISSN | 0022-3530 |
| GeoRef | 1992-057712 |
| Keywords | Bearpaw Mountains; Blaine County Montana; genesis; igneous rocks;lamprophyres; latite; mineral composition; minette; Montana;north-central Montana; petrology; plutonic rocks; potassiccomposition; trachyandesites; United States; volcanic rocks |
41 samples from this reference
| Sample | Rock name | Major | Trace | Isotope |
|---|---|---|---|---|
| HC 8 | Minette | yes | yes | yes |
| CDN 1 | Minette | yes | yes | yes |
| P62-35A | Minette | yes | yes | |
| P62-41 | Minette | yes | yes | |
| WC 92 | Minette | yes | yes | yes |
| WC 88 | Minette | yes | yes | yes |
| LSC 288 | Minette | yes | yes | yes |
| BR 1 | Minette | yes | yes | yes |
| P56-10 | Minette | yes | yes | |
| P56-34 | Minette | yes | yes | |
| P50-26 | Minette | yes | yes | |
| P56-32 | Minette | yes | yes | |
| BC 3 | Minette | yes | yes | yes |
| P48-25 | Minette | yes | yes | |
| AC 4 | Minette | yes | yes | yes |
| P50-29 | Minette | yes | yes | |
| P56-37 | Minette | yes | yes | |
| P49-76 | Minette | yes | yes | |
| AC 6 | Minette | yes | yes | yes |
| P50-42 | Minette | yes | yes | |
| BB 34 | Minette | yes | yes | yes |
| H71-19 | Minette | yes | yes | |
| LL 1 | Latite | yes | yes | yes |
| H71-18B | Latite | yes | yes | |
| R but 1 | Latite | yes | yes | yes |
| P51-23A | Latite | yes | yes | |
| CDN 1 | Latite | yes | ||
| WC 92 | Minette | yes | ||
| LL 1 | Latite | yes | yes | yes |
| BB 34 | Minette | yes | yes | yes |
| P52-38 | Minette | yes | ||
| WC 92R | Minette | yes | yes | |
| LSC 288R | Minette | yes | yes | |
| AC 4R | Minette | yes | yes | |
| Z 8 | AlnÖite | yes | yes | |
| Z 8R | AlnÖite | yes | yes | |
| MON 1 | Kimberlite | yes | yes | |
| MON 2 | Kimberlite | yes | yes | |
| MON 3 | Kimberlite | yes | yes | |
| MB 2 | Kimberlite | yes | yes | |
| MB 2R | Kimberlite | yes | yes |