In Part 2, fluorite was the villain — the calcium look-alike that makes a tungsten concentrate so hard to clean. But fluorite (fluorspar) is itself a critical mineral. So the question writes itself: if you can separate it, is the troublemaker actually a second product? The literature says yes — with conditions. Here is the evidence, sourced.

OD6 Metals (ASX: OD6) Completes Acquisition of District-Scale High-Grade Quinn Fluorspar Project in Nevada

What you are looking at: A frontier NT explorer with 13,092 km² of ground in the McArthur and Georgina Basins, a high-grade fluorite signature already in hand at Huckitta (rock chips up to 95.1% CaF₂ across ~6 km of strike), an experienced ASX-aligned board and management group, and a 13% strategic holding from Sandfire Resources (ASX: SFR) — which sold the seed package and is now along for the ride.