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Questions related from Michael Issigonis
Snow accumulation on road surfaces will turn into ice by over-passing traffic, especially heavy traffic. Ice will move by a small amount every time a vehicle passes. Why will it end up in pointed,...
23 March 2023 4,277 5 View
From the time I went to Greek school, this was a hot topic with no real answers. Suddenly, this investigator, Asterios Tsintsifos who is not an academic, but simply writes on Facebook, presents a...
18 December 2020 7,425 7 View
There is a small section of a beach south of Tiros, Greece where most of the gravel is made up of these marble-like stones. While I was there suddenly several waves came ashore, but the sea was...
27 October 2020 5,901 4 View
The platy mineral appears glassy, but can be scratched by steel blade. The matrix of the dike is probably chlorite rich. A close-up of the platy minerals in last picture.
03 August 2020 9,190 11 View
All I could identify is calcite. The surrounding rocks are limestone that has been fractured and altered (clay replacing fossils, matrix sometimes silicified). Now maybe it is not limestone...
31 October 2017 8,971 15 View
It is a hard (steel nail will not scratch it), probably silicified green rock with euhedral plagioclase phenocrysts (some showing twinning), other elongated phenocrysts now altered to chlorite and...
20 July 2017 4,738 11 View
