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Armand entering the cave.
| Armand's hand as the last part visible as he descends into the cave.
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Jodie entering the cave.
| Taka coming through the entrance squeeze in Spider Cave.
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Taka coming through the entrance squeeze.
| Jessica coming through the entrance squeeze.
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Jessica coming through the entrance squeeze.
| Brendon coming through the entrance squeeze.
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Jidie coming through the entrance squeeze.
| Armand coming through the entrance squeeze.
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Jessica surveying in a sample location.
| Diana color charting sample site 1.
Note especially the pink ferromanganese deposits (FMD).
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Color chart next to pink FMD in site 1 at the Grand Canyon.
| Color chart next to black deposits on white at site 1 in the Grand Canyon.
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Armand setting up manganese enrichment culture with pink FMD at site 1.
| Armand setting up manganese enrichment culture with pink FMD at site 1.
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Armand setting up manganese enrichment culture with pink FMD at site 1.
| FMD at site 2, Grand Canyon.
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Color chart next to FMD at site 2, Grand Canyon.
| Chocolate brown FMD at site 2 prior to sampling.
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Jodie sampling mustard yellow FMD at site 2.
| Jodie color charting site 3, Grand Canyon.
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Jodie color charting site 3, Grand Canyon.
| Jodie color charting site 3, Grand Canyon. Note calcite crust with hollow behind it.
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Armand sampling at site 3, Grand Canyon.
| Armand sampling at site 3, Grand Canyon.
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Armand sampling at site 3, Grand Canyon.
| Armand sampling at site 3, Grand Canyon.
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Armand sampling at site 3, Grand Canyon.
| Jodie and Brendon at the Grand Canyon.
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Coloring charting steel gray FMD at site 4.
| Diana and Jodie flame sterilizing near site 4.
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Group photo on hill coming into Grand Canyon.
| Armand Dichosa entering Spider Cave.
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