O is for obsidian

Aggregates Manager



Although a relative youngster in geologic terms, obsidian can change over time from glass to mineral.

Additional publication details

Publication type Article
Publication Subtype Journal Article
Title O is for obsidian
Series title Aggregates Manager
Volume 16
Issue 2
Year Published 2011
Language English
Publisher Randall Reilly Publishing
Contributing office(s) Central Mineral and Environmental Resources Science Center
Description 1 p.
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Aggregates Manager
First page 44
Last page 44