TY - RPRT TI - Melt fracturing and healing: A mechanism for degassing and origin of silicic obsidian AU - A. Cabrera AU - R.F. Weinberg AU - Heather M. Wright AU - S. Zlotnik AU - Ray A.F. Cas PY - 2010 DO - 10.1130/g31355.1 UR - https://pubs.usgs.gov/publication/70035297 ID - 70035297 ER -