Help make Alexa smarter on Alexa Answers. Sign in with Amazon


How is obsidian created?

Obsidian is a form of natural glass. It can be created when lava having a high silica content cools rapidly underground, locking in the highly random crystal structure that makes up glass. The various colors are from impurities in the glass.

{{ relativeTimeResolver(1569204903082) }}

Points points 26
Rating 0

Similar Questions
Sign in to view all similar questions
Science 2 Answers
Science 2 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world