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November 18, 2012

Geology Word of the Week: C is for Columnar Jointing

def. Columnar Jointing: A structure that forms in rocks (most commonly in basalt) that consists of columns (mostly commonly hexagonal in shape) that are separated by joints or fractures in the rock that formed when the rock contracted, most often during cooling. Columnar jointing is always a joy to observe in rocks in the field. Stumbling upon perfectly geometric columns of rock can only be described as magical. Even the …


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October 27, 2012

Laccoliths, Sills, and Dykes, Oh My! The LASI V Workshop in Port Elizabeth, South Africa

My husband and I just returned from Durban as well as South Africa’s “South Coast” and “Wild Coast”, where we enjoyed a lovely week of holiday to celebrate our 1-year wedding anniversary. We had a great time despite the rainy weather, and I took plenty of pictures which I’ll be sharing here on Georneys in due time. We’re back home in Cape Town now, but tomorrow morning I fly out …


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