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#karoo
#gondwana
#plate tectonics
#geology
#science
#mantle plume
#large igneous province
#dolerite
#diabase
#koppies
#cliff
#india
#australia
#south africa
#antarctica
#the earth story
#karoo
#gondwana
#plate tectonics
#geology
#science
#mantle plume
#large igneous province
#dolerite
#diabase
#koppies
#cliff
#india
#australia
#south africa
#antarctica
#the earth story
#karoo
#gondwana
#plate tectonics
#geology
#science
#mantle plume
#large igneous province
#dolerite
#diabase
#koppies
#cliff
#india
#australia
#south africa
#antarctica
#the earth story
#holiday
#july 4th
#diabase
#igneous
#science
#magma
#erosion
#little round top
#gettysburg
#pennsylvania
#picketts charge
#history
#the earth story
#tasmania
#dolerite
#columnar jointing
#cradle mountain
#diabase
#igneous
#jurassic
#gondwana
#the earth story
#science
#volcanomonday
#dolerite
#sea cave
#geology
#sea cliff
#bruny island
#tasmania
#diabase
#igneous
#travel
#photography
#the earth story
#intrusive
#diabase
#geology
#acadian orogeny
#science
#glacier
#schoodic
#otago university
#acadia national park
#the earth story
#travel
#igneous
#igneous
#egypt
#porphyry
#porphyritic
#phenocryst
#lathe
#carving
#egyptian
#field museum
#diorite
#diabase
#the earth story
#kosterhavet national park
#geology
#dolerite
#diabase
#igneous
#metamorphic
#migmatite
#the earth story
#finland
#scandinavia
#sveconorwegian
#gothian
#orogeny
#gettysburg
#geology
#cemetary ridge
#seminary ridge
#the earth story
#diabase
#plate tectonics
#tasmania
#columnar jointing
#columnar basalt
#geology
#igneous
#dolerite
#diabase
#australia
#nature
#travel
#gondwana
#supercontinent
#plate tectonics
#entablature
#colonades
#ferrar magmatic province
#cliff
#ocean
#erosion
#the earth story
#science
#geology
#field camp
#field work
#igneous
#diabase
#travel
#nature
#landscape
#the earth story
#photoset
#field
#fault
#contact
#structural geology
#geology
#field camp
#field work
#igneous
#diabase
#travel
#nature
#landscape
#the earth story
#photoset
#field
#fault
#contact
#structural geology
#geology
#field camp
#field work
#igneous
#diabase
#travel
#nature
#landscape
#the earth story
#photoset
#field
#fault
#contact
#structural geology
#geology
#field camp
#field work
#igneous
#diabase
#travel
#nature
#landscape
#the earth story
#photoset
#field
#fault
#contact
#structural geology
#july 4
#independence day
#fourth of july
#science
#geology
#gettysburg
#cemetery ridge
#diabase
#igneous
#ridge
#magma
#little round top
#picketts charge
#civil war
#the earth story
#science
#geology
#mount moran
#mountain
#mt moran
#grand teton
#national park
#diabase
#igneous
#metamorphic
#gneiss
#precambrian
#travel
#the earth story
#column
#construction
#tasmania
#nature
#columnar jointing
#diabase
#igneous
#thermal contraction
#pangaea
#jurassic
#australia
#the earth story
#column
#construction
#tasmania
#nature
#columnar jointing
#diabase
#igneous
#thermal contraction
#pangaea
#jurassic
#australia
#the earth story
#geology
#maine
#cadillac mountain
#travel
#igneous
#diabase
#chilled margin
#geologist
#the earth story
#falls
#diabase
#pennsylvania
#geology
#french creek
#crystal
#pyrite
#sulfide
#taconic mountains
#igneous
#nature
#fall line
#waterfall
#the earth story
#geology
#volcano
#igneous
#whin sill
#diabase
#dolerite
#the earth story
#geology
#volcano
#igneous
#whin sill
#diabase
#dolerite
#the earth story
#science
#geology
#new york
#palisades
#hudson river
#new jersey
#igneous
#magma
#diabase
#triassic
#palisades sill
#the earth story
#history
#gettysburg
#pennsylvania
#geology
#diabase
#picketts charge
#general lee
#general
#civil war
#science
#cemetery ridge
#igneous
#basalt
#gabbro
#the earth story
#4th of july
#independence day
#july 4th
#confederate
#union
#jurassic
#pangaea
#history
#geology
#gettysburg
#cemetary ridge
#science
#pennsylvania
#confederate
#picketts charge
#anniversary
#diabase
#appalachian
#the earth story
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