Date: __________________

Your Initials: ________________________

Panel: _________________________

Panel Location (site): __________________

Panel Aspect: ____________________

 

1 minute sketch of panel

 

 

The panel sketch would go here

 

 

Scale:

0 - not present

1 - present

2 - obvious

3 - dominant

 

Setting the Stage: Fissures & Rock Weaknesses

 

 

 

 

 

 

 

Notes

 

 

Fissures independent of stone lithification (pressure release, calcrete wedging)

0

1

2

3

 

 

 

Fissures dependent on lithification (bedding, foliations)

0

1

2

3

 

 

 

Changes in textural anomalies (banding, concretions)

0

1

2

3

 

 

 

Rock weakness (Hardness tested at control site:
0 = quartz scratch/not scratched, 1 = knife blade scratch,
2 = by knife fingernail scratch, 3 = penny scratch)

0

1

2

3

 

 

Preparing for Detachment

 

 

 

 

 

 

 

Fissuresol (future location of break-off)

0

1

2

3

 

 

 

Roots

0

1

2

3

 

 

 

Plant growth near or on panel

0

1

2

3

 

 

 

Scaling (larger than flaking)

0

1

2

3

 

 

 

Splintering (following stone structure/oblique to surface)

0

1

2

3

 

 

 

Undercutting

0

1

2

3

 

 

 

Weathering-rind development

0

1

2

3

 

 

 

Other concerns (e.g. water flow)

0

1

2

3

 

 

 

 

 

 

 

 

 

 

Loss of Stone Material Incrementally

 

 

 

 

 

 

 

Abrasion (from sediment transport by water)

0

1

2

3

 

 

 

Anthropogenic cutting (carving, chiseling, bullet impact...)

0

1

2

3

 

 

 

Aveolization (honeycombed appearance)

0

1

2

3

 

 

 

Crumbly disintegration (in groups of grains/powdery)

0

1

2

3

 

 

 

Flaking (single or multiple)

0

1

2

3

 

 

 

Flaking of the weathering rind

0

1

2

3

 

 

 

Granular disintegration
(most frequently sandstone and granitic)

0

1

2

3

 

 

 

Lithobiont pitting (lichens, mosses, etc.)

0

1

2

3

 

 

 

Lithobiont release
(when the “dam” of weathered rind decayed rock erodes)

0

1

2

3

 

 

 

Loss parallel to stone structure
(bedding or foliations)

0

1

2

3

 

 

 

Rock coating detachment
(usually incomplete; includes paint material in pictographs)

0

1

2

3

 

 

 

Rounding of petroglyph edges
(or blurring of pictograph images)

0

1

2

3

 

 

 

Scaling (larger than flaking)

0

1

2

3

 

 

 

Textural anomaly features erode differentially
(clay lenses, cementation differences, nodules)

0

1

2

3

 

 

 

Splintering
(following stone structures and oblique to stone surface)

0

1

2

3

 

 

 

Other forms of incremental erosion

0

1

2

3

 

 

 

 

 

 

 

 

 

 

Loss of Stone by breaking-off chunks

 

 

 

 

 

 

 

Anthropogenic activities

0

1

2

3

 

 

 

Fissuresol/calcrete wedging (or dust in fissuresol, or both)

0

1

2

3

 

 

 

Fire

0

1

2

3

 

 

 

Undercutting

0

1

2

3

 

 

 

Other natural causes of break-off (roots, earthquakes, etc.)

0

1

2

3

 

 

 

 

 

 

 

 

 

 

Rock coatings (and other deposits)

 

 

 

 

 

 

 

Anthropogenic (chalking, graffiti, other)

0

1

2

3

 

 

 

Rock coating present

0

-1

-2

-3

 

 

 

Case hardening (deposits in rock that harden outer shell)

0

-1

-2

-3

 

 

 

Salt Efflorescence or subflorescence

0

1

2

3

 

 

 

 

Notations on Rock Coatings (note: these notes do not alter the Rock Art Stability Index Score, but they are useful in analyzing a site's context)

 

Less difficult to identify in the field

 

Circle One

Notes

Lithobionts (e.g. lichen)

Yes / No / Uncertain

 

Rock Varnish (desert varnish)

Yes / No / Uncertain

 

Droppings

Yes / No / Uncertain

 

Dust Coatings

Yes / No / Uncertain

 

Iron Film

Yes / No / Uncertain

 

 

More difficult coatings to identify in the field

 

Circle One

Notes

Silica glaze

Yes / No / Uncertain

 

Heavy metal

Yes / No / Uncertain

 

Oxalate

Yes / No / Uncertain