Sillar
id:
sillar-252-8997412
title:
Sillar
text:
Sillar is a variety of rhyolite, which is a type of volcanic rock. Although sillar is of rhyolitic composition, it has been erupted from volcanoes which mostly erupt andesite lava, and sillar contains small fragments of andesite. A pink variety of sillar owes its colour to crystals of hematite within the rock. A white variety lacks these hematite crystals. Sillar is found as pyroclastic flow deposits of tuff near volcanoes in southern Peru, for example the now-extinct Chachani volcano which erup
brand slug:
wiki
category slug:
encyclopedia
description:
Variety of rhyolite containing fragments of andesite
original url:
https://en.wikipedia.org/wiki/Sillar
date created:
date modified:
2023-07-04T00:48:53Z
main entity:
{"identifier":"Q16944542","url":"https://www.wikidata.org/entity/Q16944542"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/2/28/Arequipa_Yanahuara.jpg","width":800,"height":600}
fields total:
13
integrity:
15