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Mineralogy and age of the pollucite bearing hydra pegmatite in southern newfoundland, Canada
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J
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DOI:10.1016/j.oregeorev.2026.107378.png)
Abstract
En 中文
• Hydra is the first documented occurrence of pollucite in the Canadian Appalachian Orogen. • Hydra is a compositionally and texturally zoned, lepidolite sub-type pegmatite dyke. • New tourmaline 40Ar/39Ar emplacement age of 374 ± 4 Ma for the dyke. • Multiple minerals including silicate, phosphate, and oxide minerals were identified in the dyke.
Keywords:
Cesium
Pegmatite
Lepidolite
Pollucite
Tourmaline
Lithium
Fractionation
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