UK Grid Reference: SH561401
Latitude: 52°56'19"N
Longitude: 4°8'29"W
An unlocated reference that possibly relates to the nearby location of Twll maen grisial at Prenteg, the type locality for Brookite, where albite is common.
The village of Tremadoc, 2km to the west of Prenteg is sometimes used as an alternative, but much less accurate, location for the latter. The OS GR now given is for the village of Tremadoc, and is not a specific mineral locality.
Mineral List
1 entry listed. 1 valid mineral.
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