Tinted detail of a photo: Polarised-light micrograph of a large bright blue crystal with a dark rim and cracks, surrounded by a dense mesh of small needle-shaped crystals in pink, yellow and blue.
GMPV
Geochemistry, Mineralogy, Petrology & Volcanology

#Etna

Happy Birthday Mama Etna!

Happy Birthday Mama Etna!

18 May 1971. This date may not mean anything to you at the moment, but it represents a very special day for the evolution of Mount Etna, leaving a deep mark in the recent eruptive activity of the volcano. Exactly 50 years ago, Mount Etna saw the birth of what, only a short time later, …[Read More]