Assertion: agate's effect | /r/CreatedBy | light diffraction
Facets:
value: within a micro-structure
type: LOCATION
Source sentences:
text: Its name is derived from a visual effect, sheen or schiller (adularescence), caused by light diffraction within a micro-structure consisting of regular exsolution layers (lamellae) of different alkali feldspars (orthoclase and sodium-rich plagioclase).