RE:TIERSI was specifically only referring to the tiers of listed issuer applicable to TSXV-listed companies, which can be Tier 1 or Tier 2, dependig on whether they satisfy the enumerated criteria in TSXV Policy 2.1 - Initial
Listing Requirements, which is available publicly at : https://www.tsx.com/resource/en/421 - not to the quality of a deposit. TSXV doesnt evaluate the quality of a deposit. They rely on QPs to do that and only look at whether a company meets the listing requirements or not.