the phenomenon displayed by labradorite (caused by lamellar formation of lattice structure), which has an appearance of a predominantly bluish or greenish oil slick on water
Found on
http://gemologyproject.com/wiki/index.php?title=Glossary_of_Terms
Effect which causes dark, metallic-like color shimmers, commonly blue and green, to be displayed on a few minerals. The name is derived from Labradorite, a mineral which is the best example of this effect.
Found on
http://www.encyclo.co.uk/local/22290
Effect which causes dark, metallic-like color shimmers, commonly blue and green, to be displayed on a few minerals. The name is derived from Labradorite, a mineral which is the best example of this effect.
Found on
http://www.encyclo.co.uk/local/22291
phenomenon similar to adularescence, in some cases involving relatively larger areas, each marked by a single hue -- typically yellowish, greenish, bluish, brown or golden -- that tends to change gradually as the mineral is moved when viewed under reflected light.
Found on
https://www.encyclo.co.uk/local/20132
Play of colours in metallic hues, especially in labradorite.
Found on
https://www.encyclo.co.uk/local/20501
No exact match found.
