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

Science

What color is obsidian?

Obsidian, also known as volcanic glass, is black in color. Despite its dark color, obsidian is a felsic rock consisting of over 70 percent silica!

{{ relativeTimeResolver(1635266129909) }}
LIVE
Points points 886
Rating
Similar Questions
Sign in to view all similar questions
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER
Science • 3 Answers
ANSWER

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE

Help Center Conditions of Use Privacy Notice

© 2010 - 2022, Amazon.com, inc. or its affiliates. All Rights Reserved.