Torridonian Sandstone
E615357
Torridonian Sandstone is a Precambrian sedimentary rock formation in northwest Scotland, notable for its great age and well-preserved terrestrial depositional features.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Torridonian sandstone | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Precambrian rock unit
ⓘ
geologic formation ⓘ sedimentary rock formation ⓘ |
| approximateAgeInMillionsOfYears | 1000–1200 ⓘ |
| color | red-brown ⓘ |
| contains |
cross-bedding
ⓘ
mudcracks ⓘ paleosols ⓘ ripple marks ⓘ |
| country |
Scotland
ⓘ
United Kingdom ⓘ |
| depositedOn | ancient continental crust ⓘ |
| depositionalEnvironment |
fluvial
ⓘ
lacustrine ⓘ terrestrial ⓘ |
| exposedAt |
Applecross Peninsula
NERFINISHED
ⓘ
Assynt NERFINISHED ⓘ Coigach NERFINISHED ⓘ Loch Torridon NERFINISHED ⓘ |
| forms |
prominent cliffs
ⓘ
steep mountain slopes ⓘ |
| fossilContent | generally unfossiliferous ⓘ |
| geologicAge |
Neoproterozoic
NERFINISHED
ⓘ
Precambrian NERFINISHED ⓘ |
| hasSignificance |
important for understanding Precambrian terrestrial sedimentology
ⓘ
key record of early continental environments ⓘ |
| lithology |
conglomerate
ⓘ
sandstone ⓘ siltstone ⓘ |
| locatedIn |
Scottish Highlands
ⓘ
northwest Scotland NERFINISHED ⓘ |
| namedAfter | Torridon NERFINISHED ⓘ |
| notableFor |
great age
ⓘ
well-preserved terrestrial depositional features ⓘ |
| overlies | Lewisian gneiss NERFINISHED ⓘ |
| partOf | Torridon Group NERFINISHED ⓘ |
| region | Northwest Highlands NERFINISHED ⓘ |
| stratigraphicUnitType | supergroup ⓘ |
| studiedIn | Precambrian basin evolution research ⓘ |
| texture | coarse-grained ⓘ |
| typicalGrainComposition |
feldspar
ⓘ
quartz ⓘ |
| unconformablyOverlies | Lewisian complex NERFINISHED ⓘ |
| usedIn | regional geological mapping ⓘ |
| weatheringCharacteristic | forms blocky crags ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.