Lewisian Gneiss

GPTKB entity

Properties (55)
Predicate Object
gptkbp:instanceOf metamorphic rock
gptkbp:age over 3 billion years
gptkbp:associatedWith Torridonian_sandstone
gptkbp:canBe past tectonic activity
gptkbp:characterizedBy banding
gptkbp:composedOf granite
gptkbp:contains gneissic foliation
gptkbp:dividendYield important geological insights
gptkbp:exhibitedAt Isle of Lewis
gptkbp:exhibits varied mineralogy
metamorphic textures
gptkbp:firstDescribedBy geological surveys
gptkbp:formed high-grade metamorphism
gptkbp:hasAppearedIn weathering
gptkbp:hasColor light to dark gray
gptkbp:hasTeam foliated
https://www.w3.org/2000/01/rdf-schema#label Lewisian Gneiss
gptkbp:includes feldspar
quartz
biotite
muscovite
gptkbp:isAssociatedWith other ancient rocks
gptkbp:isChallengedBy regional metamorphism
gptkbp:isConsidered a key rock type
gptkbp:isExaminedBy geological research
gptkbp:isFoundIn geological formations
gptkbp:isInformedBy Precambrian era
igneous precursors
gptkbp:isKnownFor its complex history
gptkbp:isNotableFor its age
understanding_Earth's_history
gptkbp:isNotedFor its mineral diversity
gptkbp:isPartOf gptkb:Scottish_Highlands
the Lewisian Gneiss complex
Scottish_geology
gptkbp:isRecognizedFor one of the oldest rocks in Europe
gptkbp:isRelatedTo Scotland's_geology
gptkbp:isStudiedIn petrology
gptkbp:isSubjectTo scientific study
gptkbp:isSuitableFor geological mapping.
gptkbp:isUsedBy geologists
gptkbp:isUsedIn construction
gptkbp:isUtilizedIn geological maps
gptkbp:lengthOverall the_Outer_Hebrides
gptkbp:locatedIn gptkb:Scotland
gptkbp:maintains high pressure
high temperature
gptkbp:mayHave fossils
gptkbp:notableFor geological studies
gptkbp:occursIn Lewisian_terrain
gptkbp:partOf gptkb:Lewisian_complex
gptkbp:presentedBy ancient geological events
gptkbp:provides insight into metamorphic processes
gptkbp:represents a significant geological feature
ancient continental crust