Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:optical_test
|
| gptkbp:appliesTo |
transparent minerals
|
| gptkbp:method |
microscope observation
|
| gptkbp:namedAfter |
gptkb:Friedrich_Becke
|
| gptkbp:observedBy |
Becke line moves into material with higher refractive index when stage is raised
|
| gptkbp:principle |
movement of bright line at grain boundary
|
| gptkbp:purpose |
determine relative refractive index
|
| gptkbp:requires |
immersion oil
thin section |
| gptkbp:usedIn |
mineralogy
optical mineralogy petrography |
| gptkbp:bfsParent |
gptkb:Friedrich_Becke
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Becke line test
|