IMPACT CRATER/STRUCTURE GLOSSARY
by: Charles O’Dale
- IMPACT CRATER GLOSSARY
- REFERENCE
1. IMPACT CRATER GLOSSARY
A
ACCRETIONARY LAPILLI
ACOUSTIC FLUIDIZATION
ALLOCHTHONOUS
ASTEROID
AUTOCHTHONOUS
B
BALDWIN’S CURVE
BALLEN STRUCTURE
BALLISTIC EROSION AND SEDIMENTATION
BASALT
BEDROCK
BIOTITE
BOLIDE
BRECCIA – from Italian indicating both loose gravel and stone made by cemented gravel
BRECCIA DYKE
BUNTE BRECCIA
C
CAI
CALCITE
CALDERA
CARBONACEOUS CHONDRITE
CATACLASITE
CENTRAL UPLIFT
CHONDRITE
CHONDRULE
CHONDRULE (shocked)
CLAST
COESITE
COMET
COMMINUTION
COMPLEX IMPACT STRUCTURE/CRATER (CENTRAL PEAK CRATER)
CONTACT AND COMPRESSION STAGE
CRATER (ASTROBLEME)
CRATER DATING
CRATER FORMATION
CRATER IDENTIFICATION
CRATER SIZE vs PLANET/MOON
CRATER SIZE vs SIZE OF METEOROID
CRATER TRANSIENT
CRATON
CRETACEOUS-TERTIARY/CRETACEOUS-PALEOGENE (K–Pg) BOUNDARY
CRYPTOVOLCANIC STRUCTURE
D
DATING
DATING GLOSSARY(from “The Nature Education“)
DEFORMATION TWINNING
DENSITY vs ROCK TYPE
DIAMOND
DIAPLECTIC CRYSTAL
DIAPLECTIC GLASS
E
EJECTA
ELASTIC REBOUND
ELEMENTS – (source)
EUCRITE
EXCAVATION STAGE
EXTINCTION vs IMPACT
F
FELSIC (feldspar and silicon)
FERRIC
FERROUS
FRACTURED ROCK
FULLERENES
G
GEOLOGY
GEOMORPHOLOGY
GEOLOGICAL DATING
GEOPHYSICS
GPa
GRADY-KIPP FRAGMENTS
GRANOPHYRE
GRAVIMETRY – Gravity GRIES (= gravel, grit)
GRIES (= gravel, grit),
GRIT BRECCIATION
H
HIGH PRESSURE MINERALS:
HUGONIOT EQUATIONS
HYDROTHERMAL
HYPERVELOCITY
I
IMPACT BRECCIA
IMPACT CRATER CHAIN
IMPACT MELT BRECCIA
IMPACT MELT ROCK
IMPACT METAMORPHISM
IMPACT RATE (on earth)
IMPACT SPALLATION
IMPACT STRUCTURE
IMPACTITE
IMPACTOR
INTERFERENCE ZONE
IRON
ISOCHRON – DATING
J
JETTING
K
Kbar
KINETIC ENERGY
KINK BAND
KREEP
KUIPER BELT
K/T boundary
L
LECHATELIERITE
LITHIC (impact) breccia
LITHOLOGY
M
MAFIC (magnesium and ferric)
MAGNESIOFERRITE, MgFe2O4
MAGNETIC ANOMALIES
MAJORITE, Mg3(MgSi)(SiO4)3
MASKELYNITE
METAMORPHIC ROCK
METEOR
METEORITE
METEORITE: Organic
METEORITE CRATER
METEOROID (smaller than ASTEROIDS)
MICAS
MODIFICATION STAGE
MONOMICTIC
MOSAICISM
MULTIPLE IMPACT
MULTI-RING IMPACT CRATER/STRUCTURE
N-O
NAPPE
OORT CLOUD
OVERTURNED STRATA (“overturned flap”)
OXYGENATION EVENT
P
PDFs
PARAUTOCHTHONOUS
PEAK RING IMPACT CRATER/STRUCTURE
PETROGRAPHY
PLANETESIMALS
PLANAR DEFORMATION FEATURES – PDF
PLANAR FEATURES – PF
PLATINUM GROUP ELEMENTS (PGE)
POLYMICTIC
POLYMORPH
PRESSURE-TEMPERATURE CONDITIONS for SHOCK METAMORPHISM
PSEUDOTACHYLITE (friction melt)
Q-R
QUARTZ
RADIOMETRIC DATING
RAREFACTION WAVE
REE
REFRACTORY
REIDITE (METAMORPHIC ZIRCON), ZrSiO4
RINGWOODITE, Mg2SiO4
RUBINITE, Ca3Ti3+2Si3O12
S
SEDIMENTARY ROCK
SELENITE, CaSO4.H2O (hydrothermal)
SHATTER CONE
SHOCK COMPRESSION
SHOCK FRONT
SHOCK METAMORPHISM: PRESSURE-TEMPERATURE CONDITIONS
SHOCK PRESSURES
SHOCKED GNEISS
SHOCKED TARGET ROCK
SHOCK WAVE
SIDEROPHILE ELEMENTS
SIMPLE IMPACT CRATER/STRUCTURE
SLICKENSIDE
STISHOVITE, SiO2 (IMPACT)
STOKES LAW
SUEVITE (IMPACT)
T-U-V
TAGAMITE
TARGET ROCKS
TEKTITE
TEPHRA/PYROCLASTIC TERMINOLOGY
TIMELINE (on earth)
VOLATILE
W-X-Y-Z
WADSLEYITE, β-Mg2SiO4
ZIRCON
2. REFERENCE
Planetary Science Research Discoveries (PSRD) GLOSSARY
Baratoux D., Reimold W.; The current state of knowledge about shatter cones – Meteoritics & Planetary Science, August 2016.
Gareth S. Collins, Gordon R. Osinski, Jay Melosh; The Impact-Cratering Process, Elements · February 2012
Greeley, R. 2011, Planetary Geomorphology, Cambridge.
Richard A. F. GRIEVE* and Ann M. THERRIAULT; Observations at terrestrial impact structures: Their utility in constraining crater formation, Meteoritics & Planetary Science 2003
Richard A. F. GRIEVE and Ann M. THERRIAULT; Observations at terrestrial impact structures: Their utility in constraining crater formation, Meteoritics & Planetary Science 39, Nr 2, 199–216 (2004)
Grieve, R.A.F. 2006, Impact Structures in Canada, Geological Association of Canada.
Morrison, D. 2007 The Impact Hazard: Advanced NEO Surveys and Societal Responses, Comet/Asteroid Impacts and Human Society 2007, pp 163-173
Wood, C.A. 2003, The Modern Moon, Sky Publishing