In this paper, we confirm the high hydrogen content in enstatite chondrite chondrule mesostasis and show that hydrogen is linked to sulfur in the chondrule glass.

Thomassin D., Piani L., Villeneuve J., Caumon MC., Bouden N., Marrocchi Y. (2023) The high-temperature origin of hydrogen in enstatite chondrite chondrules and implications for the origin of terrestrial water. Earth and Planetary Science Letters 616, 118225. doi: 10.1016/j.epsl.2023.118225