| No.
| Date 1923 | Locality (As taken from descriptions on
labels)
| Determination of Specimens
|
|---|
| 1 | — | Siwa | Three crystal fragments of selenite; one
pecten and two oyster shells (possibly of Miocene age) |
| 2 | — | Jaghbub | One pecten in a shelly limestone
(possibly indicating Miocene age) |
| 3 | — | Surface rocks on the way from Jaghbub to
Jalo | One piece of fossilized wood; three loose
silicious pebbles; two long concretions of calcareous grit, and
fibrous salt crystal (curved, five inches long) |
| 4 | March 20 | In Wadai, in small patches | Two loose pebbles of calcareous grit with
quartz grains |
| 5 | March 24 | Getting near El Harrash (Zieghen),
patches of this strewn (broken) before reaching Halab | Nubian Sandstone (one specimen) |
| 6 | March 28 | One day’s journey from El Harrash
(Zieghen), on way to Kufra | Hard ferruginous bands from Nubian
Sandstone (five specimens) |
| 7 | March 29 | Garet El Sherif | Nubian Sandstone (three specimens) |
| 8 | — | Gebel El Neri, garas nearing
Hawari | Ferruginous bands (color maroon) from
Nubian Sandstone (three specimens); one black ferruginous
“bomb” |
| 9 | — | Kufra (Taj) hills | Blocks of Nubian Sandstone (three
specimens) |
| 10 | April 22 | Between Kufra and Ouenat; specimens from
chain of hills crossed that day | Nubian Sandstone (one specimen); and
ferruginous bands from Nubian Sandstone (two specimens) |
| 11 | April 24 | Arkenu Mountain | Igneous rock (ægirine felsite) |
| 12 | April 24 | From patches of Arkenu Mountain; there
are big hills formed entirely of it . . . on the outside of the
mountain | “ (badly weathered syenite) |
| 13 | April 24 | From big patches north of Arkenu
Mountain | “ (quartzite vein in) |
| 14 | April 25 | From Arkenu Mountain itself | “ (gray syenite) |
| 15 | April 25 | Found in big blocks buried in the ground
on the border of Arkenu Mountain, in the Arkenu valley | “ (ægirine felsite) |
| 16 | — | Specimen from formations (in layers)
found in Ouenat big valley | “ (felsite) |
| 17 | — | Ouenat Mountain is mostly of this
stone | “ (badly weathered
hornblende-granite |
| 18 | — | Stone of which Ouenat is generally
formed | “ (badly weathered granite) |
| 19 | — | Found inside the water-cave at Ouenat,
near the water-level; plenty of it in small patches | “ (quartz vein) |
| 20 | — | Found inside the water-cave at
Ouenat | Calcareous deposit from running water
(travertine) |
| 21 | — | Found inside the water-cave at Ouenat, in
the roof; most of the stone of the cave and mountain is of this
kind | Igneous rock (badly weathered
hornblende-granite, coated with polished film of iron which may
have come from the water) |
| 22 | May 8 | From Garet Shezzu, near Ouenat | “ (fine quartzite) |
| 23 | May 10 | Between Ouenat and Erdi | Nubian Sandstone (one specimen) |
| 24 | May 13 | Found strewn on red sand, getting near
Erdi; nothing but red sand and this stone | Ferruginous band (containing hematite)
from Nubian Sandstone |
| 25 | May 16 | Erdi Hills | Dark red clay, with small percentage of
quartz sand (grinds up into dark brick-red powder) |
| 26 | May 16 | Stone of Erdi Hills | Brick-red clay, with small percentage of
quartz sand (grinds easily into bright, brick-red colored
powder) |
| 27 | May 19 | Agah Hills | Soft, fine, yellow to red, slightly
calcareous micaceous sandstone |