USGS
63 commodities × primary/byproduct classification w/ host commodity
Source
Feed (what to expect)
Hand-transcribed from annual MCS prose; vendored CSV, re-transcribe each edition.
Quirks
DOI 10.5066/P13XCP3R. Non-MCS source rows flagged in CSV. Phase 6.5.3 closure
Reconciliation
Schema
Feeds (axes)
Record kinds
Identifier schemes
