Sample number |
RC1121/6 |
Sample Donor |
Not entered |
Rock name |
Pegmatite. 'Original entry: Genthelvite, Helvite, Danalite' |
Stratigraphy |
Not entered |
Comments |
Weathered pegmatite with genthelvite, (Zn, Fe, Mn)8 be6Si6O24S2. Theoretical genthelvite composition: helvite 2-18%, danalite 11-21%, genthelvite 71-85%. (Vlasov Mineralogy of Rare Elements Vol. II, 1966). UG 8199. |
Locality details |
Genthelvite in pegmatite associted with amazooite, Harwell Paddock, Rayfield, Jos Plateau, Nigeria. |
50k map sheet |
Not entered |
Map reference |
Not entered |
Year collected |
0 |
Bore name |
Not applicable |
Confidentiality |
No restrictions |