Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:characteristic |
planar deformation features
|
| gptkbp:chemicalFormula |
SiO2
|
| gptkbp:crystalSystem |
trigonal
|
| gptkbp:discoveredBy |
gptkb:Edward_C._T._Chao
|
| gptkbp:discoveredIn |
1960
|
| gptkbp:formsUnderEvent |
shock metamorphism
|
| gptkbp:formsUnderPressure |
>10 GPa
|
| gptkbp:foundIn |
nuclear test sites
impact craters |
| gptkbp:hasParentMineral |
quartz
|
| https://www.w3.org/2000/01/rdf-schema#label |
shocked quartz
|
| gptkbp:notFormedBy |
gptkb:volcanic_activity
normal geological processes |
| gptkbp:significance |
indicator of past impact events
used in planetary geology |
| gptkbp:usedAsEvidenceFor |
impact origin of craters
meteorite impacts |
| gptkbp:bfsParent |
gptkb:Alvarez_hypothesis_(dinosaur_extinction)
gptkb:Chicxulub_crater |
| gptkbp:bfsLayer |
5
|