# Postdoctoral Fellowship: EAR-PF: Untapped critical mineral resources and insights from rubidium isotopic variations in lithium-rich brines

**Budget Signal Score:** 40/100

| Field | Value |
|---|---|
| Institution | Brown University |
| Location | PROVIDENCE, RI |
| Project | Postdoctoral Fellowship: EAR-PF: Untapped critical mineral resources and insights from rubidium isotopic variations in lithium-rich brines |
| Award amount | $407,967 |
| Obligated so far | $407,967 |
| Awarded | 2026-07-29 |
| Period | 2026-10-01 to 2028-09-30 |
| Program | NSF CriticalMinerals&Materials |
| Directorate / division | GEO / GCP |
| Award ID | 2603455 |

## Why this score
- Award of $300K or more.

Source: U.S. National Science Foundation Awards API (https://www.nsf.gov/awardsearch/showAward?AWD_ID=2603455). Last refreshed: 2026-11-03T18:10:42.804Z.
Award data comes from the NSF Awards API and may be amended by NSF. Institution-level only; investigator contact details are not included. Informational only.