Sixteen of 17 rare earths have a free element-specific source; none has public element-level reserves, and promethium has none at all

Asked (summary):
Which free public sources report individual rare earth elements separately, rather than combined rare earth oxides — with one example source per element — and does each source give mine production, reserves, trade, refining, or end use for that element? For which elements is there no separate public source at all?

The matrix covers all 17 of the 17 conventional rare-earth elements (scandium, yttrium and the 15 lanthanides). It was built from a scan of roughly 1,000–1,500 unique pages per search bundle, narrowed to a 34-candidate shortlist of official and open quantitative reports from USGS, the European Commission's JRC, Eurostat and other independent hosts. A category is marked only where the cited source reports that element separately — a combined rare-earth-oxide table never earns a mark.

Coverage matrix: one example source per element, five categories

element-specific data in the cited source A — applications only (qualitative end use, no tonnage) reserves column — blank for every element promethium — no qualifying source in any category

Hover or tap a cell for the exact scope and source. Grouped trade baskets such as CN 28469050 "compounds of praseodymium, neodymium or samarium" do not qualify as individual-element trade; only stand-alone codes like CN 28461000 (cerium) or CN 28469040 (lanthanum) count.

Reserves are the empty column: every element's reserve tonnage is published only as combined rare-earth oxide — even USGS's yttrium chapter states Y₂O₃ reserves were not quantified. pubs.usgs.gov
End use is the broadest category: 14 of 17 elements have an element-specific end-use or applications source, but eight of those are qualitative applications only, led by USGS Professional Paper 1802–O for Sm, Ho, Tm, Yb and Lu. pubs.usgs.gov
The JRC 2015 material system analysis is the single richest element-level source, giving modeled mine-flow, trade, refining and end-use flows separately for Nd, Eu, Tb, Dy, Er and Y. rmis.jrc.ec.europa.eu
Eurostat's Combined Nomenclature carries stand-alone trade codes only for cerium, lanthanum and scandium; most other elements are traded in grouped baskets that cannot be split by element. ec.europa.eu

The six sources behind the matrix

USGS Mineral Commodity Summaries 2026

Annual commodity chapters with stand-alone Scandium and Yttrium entries: estimated mine production (Y), US import and export statistics, and end uses. Reserves explicitly not quantified.

pubs.usgs.gov

JRC 2015 raw material system analysis

EU material-system flows modeled separately for neodymium, europium, terbium, dysprosium, erbium and yttrium: extraction, trade, processing and end use.

rmis.jrc.ec.europa.eu

Eurostat Combined Nomenclature trade data

EU trade statistics with stand-alone 8-digit codes for cerium compounds (28461000), lanthanum compounds (28469040) and scandium; other elements sit in grouped codes.

ec.europa.eu

USGS Professional Paper 1802–O

Critical Mineral Resources of the United States, rare-earth chapter: element-by-element applications for samarium, holmium, thulium, ytterbium and lutetium; production and reserves combined REO.

pubs.usgs.gov

USGS SIR 2012–5215 (LEDs)

Byproduct metals and rare earths in light-emitting diodes: separate end-use material requirements for gadolinium among other elements.

pubs.usgs.gov

JRC 2016 bottleneck assessment

Supply-chain bottlenecks for low-carbon technologies: element-specific modeled supply, import reliance, processing and demand for praseodymium, neodymium and dysprosium.

publications.jrc.ec.europa.eu

All 17 elements, row by row

ElementMineReservesTradeRefiningEnd useExample sourceYearLink

Method: coverage matrix of free public element-specific sources for the 17 conventional rare-earth elements, compiled October 2026 from a 34-report shortlist of official and open quantitative publications (USGS, European Commission JRC, Eurostat and other independent hosts), drawn from web searches returning roughly 1,000–1,500 unique pages per bundle. A mark means the cited source reports that category separately for that element; "A" marks qualitative applications rather than tonnage. Combined rare-earth-oxide tables and grouped trade codes were not counted. One example source is shown per element; other candidate reports were cut for space.

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