BGS mineralogy and petrology collection record
| Sample number | MR34273 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Alcrete. 'Original entry: Algal Concretion' |
| Stratigraphy | Not entered |
| Comments | algal concretion, Gunflint Formation2000ma,Collected by W M Tovell, Royal Ontario Museum Toronto: |
| Locality details | Loon Lake, north east of Thunder Bay (formerly Port Arthur), Thunder Bay District, Ontario.,surface exposure,Canada |
| 50k map sheet | Not entered |
| Map reference | 48:38,88:46 |
| Year collected | 1978 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |