Thinking. . .
| Geyser: | Echinus |
| Date/Time: | 1979-04-10 @ 1800 |
| Entrant: | research-mab |
| Observer: | Hutchinson Field Notes - Box 74 |
| Time Entered: | 2017-10-01 11:17:18 |
| Time Uploaded: | 2017-10-02 14:45:10 |
| Submitted to: | |
| Note: | 04/10/79 Cistern T=90C Sampled. Water very clear. Echinus in eruption for >45 minutes while sampling Cistern. Water opaque dark gray. Water drained in approximately 30 seconds completely out of sight. Vent aligned with Steamboat with source under overhand to the west. Wood sample from sinter at depth of roughly 1 meter (38 in.). Pyrite deposits easily visible extending downward at depth of around 2m. {no specific time noted} |