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Legend (Inventory_Geology/Digital_Geologic_Map_of_the_Marion_Peak_15-Minute_Quadrangle_California)

MPEK - Geologic Attitude Observation Localities (0)
strike and dip of inclined beds strike and dip of inclined beds
strike of vertical beds strike of vertical beds
strike and dip of inclined foliation; strike of foliation, dip amount unspecified strike and dip of inclined foliation; strike of foliation, dip amount unspecified
strike of vertical foliation strike of vertical foliation
trend and plunge of inclined lineation; trend of lineation, plunge unspecified trend and plunge of inclined lineation; trend of lineation, plunge unspecified
dip of inclined contact, dip direction indicated dip of inclined contact, dip direction indicated
strike and dip of inclined dike strike and dip of inclined dike
vertical contact vertical contact
fault dip direction, dip amount unspecified; direction of dip, dip amount unspecified; dip of dike, dip direction indicated fault dip direction, dip amount unspecified; direction of dip, dip amount unspecified; dip of dike, dip direction indicated
strike of foliation or trend of lineation, dip or plunge unknown strike of foliation or trend of lineation, dip or plunge unknown
strike and dip of minor fault strike and dip of minor fault
minor shear fault, left-lateral, showing dip minor shear fault, left-lateral, showing dip
minor shear fault, left-lateral, dip amount unspecified minor shear fault, left-lateral, dip amount unspecified
MPEK - Geologic Point Features (1)
mineralization locality mineralization locality
MPEK - Mine Point Features (2)
adit adit
MPEK - Glacial Feature Lines (3)
moraine crest, known or certain moraine crest, known or certain
MPEK - Geologic Line Features (4)
comb-layered igneous rocks, known or certain comb-layered igneous rocks, known or certain
MPEK - Map Symbology (5)
fault block movement direction arrows (left-lateral) fault block movement direction arrows (left-lateral)
'Y' (younger) age-relationship of contiguous geologic units 'Y' (younger) age-relationship of contiguous geologic units
'O' (older) age-relationship of contiguous geologic units 'O' (older) age-relationship of contiguous geologic units
MPEK - Faults (6)
left-lateral strike-slip fault, known or certain left-lateral strike-slip fault, known or certain
left-lateral strike-slip fault, approximate left-lateral strike-slip fault, approximate
unknown offset/displacement, known or certain unknown offset/displacement, known or certain
unknown offset/displacement, approximate unknown offset/displacement, approximate
unknown offset/displacement, concealed unknown offset/displacement, concealed
MPEK - Linear Dikes (7)
Tdd - Dacite dikes (Tertiary), known or certain Tdd - Dacite dikes (Tertiary), known or certain
Jid - Dikes of Independence dike swarm (?) (Jurassic), known or certain Jid - Dikes of Independence dike swarm (?) (Jurassic), known or certain
MPEK - Geologic Contacts (8)
known or certain known or certain
approximate approximate
approximate and queried approximate and queried
quadrangle boundary quadrangle boundary
water or shoreline water or shoreline
water or shoreline, approximate water or shoreline, approximate
ice or glacial, approximate ice or glacial, approximate
MPEK - Geologic Units (9)
water - Surface water, lakes and rivers (Holocene) water - Surface water, lakes and rivers (Holocene)
ice - Glaciers and ice fields (Holocene) ice - Glaciers and ice fields (Holocene)
Qal - Alluvium (Quaternary) Qal - Alluvium (Quaternary)
Qti - Tioga Till (Pleistocene) Qti - Tioga Till (Pleistocene)
Qta - Tahoe Till (Pleistocene) Qta - Tahoe Till (Pleistocene)
Qug - Undifferentiated glacial deposits and till (Pleistocene) Qug - Undifferentiated glacial deposits and till (Pleistocene)
Qt - Talus, regolith, colluvium, alluvial fan deposits, and undifferentiated glacial deposits (Quaternary) Qt - Talus, regolith, colluvium, alluvial fan deposits, and undifferentiated glacial deposits (Quaternary)
Ttb - Trackybasalt (Tertiary) Ttb - Trackybasalt (Tertiary)
Tdc - Dacite (Tertiary) Tdc - Dacite (Tertiary)
Knd - Granodiorite of North Dome (Cretaceous) Knd - Granodiorite of North Dome (Cretaceous)
Kgcp - Granodiorite of Cartridge Pass (Cretaceous) Kgcp - Granodiorite of Cartridge Pass (Cretaceous)
Kevlc - John Muir Intrusive Suite, Alaskite of Evolution Basin and LeConte Canyon (Cretaceous) Kevlc - John Muir Intrusive Suite, Alaskite of Evolution Basin and LeConte Canyon (Cretaceous)
Kdp - Granite of Dougherty Peak (Cretaceous) Kdp - Granite of Dougherty Peak (Cretaceous)
Knm - Granite of North Mountain (Cretaceous) Knm - Granite of North Mountain (Cretaceous)
Kpg - Mount Whitney Intrusive Suite, Paradise Granodiorite (Late Cretaceous) Kpg - Mount Whitney Intrusive Suite, Paradise Granodiorite (Late Cretaceous)
Ksg - Mount Whitney Intrusive Suite, Granodiorite of Sugarloaf (Late Cretaceous) Ksg - Mount Whitney Intrusive Suite, Granodiorite of Sugarloaf (Late Cretaceous)
Kmpf - Mitchell Intrusive Suite, Granodiorite of Mitchell Peak, fine-grained facies (Late Cretaceous) Kmpf - Mitchell Intrusive Suite, Granodiorite of Mitchell Peak, fine-grained facies (Late Cretaceous)
Kmpc - Mitchell Intrusive Suite, Granodiorite of Mitchell Peak, coarse porphyritic facies (Late Cretaceous) Kmpc - Mitchell Intrusive Suite, Granodiorite of Mitchell Peak, coarse porphyritic facies (Late Cretaceous)
Klp - Mitchell Intrusive Suite, Granodiorite of Lookout Peak (Cretaceous) Klp - Mitchell Intrusive Suite, Granodiorite of Lookout Peak (Cretaceous)
Ktd - Granodiorite of Tehipite Dome (Cretaceous) Ktd - Granodiorite of Tehipite Dome (Cretaceous)
Klc - Granodiorite of Lightning Creek (Cretaceous) Klc - Granodiorite of Lightning Creek (Cretaceous)
Kkl - Granite of Kennedy Lakes (Cretaceous) Kkl - Granite of Kennedy Lakes (Cretaceous)
Ktlqm - Quartz monzonite and granite of Tunemah Lake (Cretaceous and/or Jurassic) Ktlqm - Quartz monzonite and granite of Tunemah Lake (Cretaceous and/or Jurassic)
Kac - Granite of Alpine Creek (Cretaceous) Kac - Granite of Alpine Creek (Cretaceous)
Kgd - Granite of Grand Dike (Cretaceous) Kgd - Granite of Grand Dike (Cretaceous)
Kaw - Arrow pluton (Cretaceous) Kaw - Arrow pluton (Cretaceous)
Kpy - Pyramid pluton (Late Cretaceous) Kpy - Pyramid pluton (Late Cretaceous)
Kpym - Pyramid pluton, mafic western facies (Late Cretaceous) Kpym - Pyramid pluton, mafic western facies (Late Cretaceous)
Kmb - Granodiorite of Muro Blanco (Cretaceous) Kmb - Granodiorite of Muro Blanco (Cretaceous)
Kwd - Granodiorite of White Divide (Cretaceous) Kwd - Granodiorite of White Divide (Cretaceous)
Kmhd - Hypabyssal rocks, hypersthene-bearing metadacite (Cretaceous) Kmhd - Hypabyssal rocks, hypersthene-bearing metadacite (Cretaceous)
Kmdt - Metadacite and metarhyolite tuff (Cretaceous) Kmdt - Metadacite and metarhyolite tuff (Cretaceous)
Kmsv - Metavolcanic sedimentary rocks (Cretaceous) Kmsv - Metavolcanic sedimentary rocks (Cretaceous)
KJfp - Felsic quartz monzonite of Finger Peak (Cretaceous or Jurassic) KJfp - Felsic quartz monzonite of Finger Peak (Cretaceous or Jurassic)
KJbc - Granodiorite of upper Blue Canyon (Cretaceous or Jurassic) KJbc - Granodiorite of upper Blue Canyon (Cretaceous or Jurassic)
KJd - Diorite, tonalite, quartz diorite, and hornblende gabbro (Cretaceous or Jurassic) KJd - Diorite, tonalite, quartz diorite, and hornblende gabbro (Cretaceous or Jurassic)
KJg - Older sheared granodiorite (Cretaceous or Jurassic) KJg - Older sheared granodiorite (Cretaceous or Jurassic)
JTRmrtg - Metarhyolite tuff (Jurassic and Triassic?) JTRmrtg - Metarhyolite tuff (Jurassic and Triassic?)
MZr - Metarhyolite tuff (Mesozoic) MZr - Metarhyolite tuff (Mesozoic)
MZv - Metavolcanic rocks, undifferentiated (Mesozoic) MZv - Metavolcanic rocks, undifferentiated (Mesozoic)
MZvs - Metavolcanic rocks, volcanic derived sediments (Mesozoic) MZvs - Metavolcanic rocks, volcanic derived sediments (Mesozoic)
MZvp - Metavolcanic rocks, metaquartzite porphyry (Mesozoic) MZvp - Metavolcanic rocks, metaquartzite porphyry (Mesozoic)
MZPZhs - Metasedimentary (Mesozoic or Paleozoic) MZPZhs - Metasedimentary (Mesozoic or Paleozoic)
MZPZch - Calc-hornfels (Mesozoic or Paleozoic) MZPZch - Calc-hornfels (Mesozoic or Paleozoic)