Research in action, researchers, ferromanganese deposits. 2000-04-20.

NOTE: These photos show work requiring a permit from the park service. Diana had such a permit for this work. Additionally, the fingers used for scale are close to, but not touching, the cave wall.

Participants: Laura Bean, Diana Northup, Stan Allison, Anna-Louise Reysenbach.

These photos made use of few if any off-camera strobes.

All of these photos are copyrighted by Kenneth Ingham. These photos may be used without fee for non-profit work which directly supports the cave owner or cave conservation under the following circumstances:

• Photo credit is clearly given in a manner similar to:

  Photo Copyright 2002 by Kenneth Ingham, used by permission.

• If the use is in a printed form, please send two copies to the Kenneth.
• If the use is electronic and available on the Internet, please send the URL or other location information to the photographer.

All other uses of these pictures require that you contact me at photos a i-pi . com (replace a with @). I are not unreasonable about using my photos. Please do not steal them.

Higher-resolution versions and versions without the copyright notice are available; contact me for them.

Click on the photo to see a larger photo.

Diana looking over an edge.	Laura lit by a helmet light.
Hands putting stuff in tube.	Tool flaming and hands
Diana with tool on fire. Nice smile.	Stan Allison about to get black goo from formation in the Grand Canyon.
Stan Allison getting black goo from formation in the Grand Canyon.	Laura taking notes lit by her helmet light.
Anna-Louise taking a sample.	Anna-Louise pointing out her sample location; note drill holes below.
Anna-Louise Reysenbach pointing out drill holes.	Anna-Louise pointing out drill holes (closer shot).
Speleosols and gypsum with a finger for scale.	Small pocket of crystals near the Grand Canyon.
Speleosols with a finger for scale.	Black dendritic stuff on a white formation with a finger for scale.
Black speleosol on calcite and gypsum with a finger for scale	Laura Bean in a CR-filled passage (good)