Rock 365 : Day 142 : Hexagonite
Day 142 : This is hexagonite, a supposed hexagonal variety of
tremolite but actually monoclinic. The sample is from Fowler, New
York, USA. Cotton Collection, Keele.
A rock a day in 2010 and 2012
Day 142 : This is hexagonite, a supposed hexagonal variety of
tremolite but actually monoclinic. The sample is from Fowler, New
York, USA. Cotton Collection, Keele.
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