Guest guest Posted March 22, 2003 Report Share Posted March 22, 2003 If the obsidian contains magnetite it is black in color. Hematite will give it a reddish hue and variations in the oxidation state of the iron gives a greenish color or hue. Some are banded due to oxidation being folded into the lava as it moves. That is all I know about the color but I have this site that might help <A HREF= " http://mineral.galleries.com/minerals/mineralo/obsidian/obsidian.htm " > OBSIDIAN (Volcanic Silica Glass)</A> »§«,¸¸,.·´¯`·.,¸¸,.·´¯`·.»§«,¸¸,.·´¯`·.,¸¸,.·´¯`·.»§« ~Linda~ Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You are posting as a guest. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.