C: 4.1 cm
D: 1.3 cm
- original file number: 026
- examiner: M. McMillan
- collected from Algoma Steel (Essar Steel)
- late 90s
- taconite ore was being shipped on the Edmund Fitzgerald when it sank
- taconite ore is very similar to iron ore and was used for a short time in the 1900s when it was assumed that iron ore deposits had been exhausted
conservation priority: needs no work
curatorial priority: needed in future for exhibit or loan
potential threat to collection: health concerns for handling and inhalation (refer to MSDS)