Does the shape of the top layer influence the overall aesthetic of the triplet?

The opal triplet in this custom designed gold necklace, named “Majestic Northern Lights” by the donors, measures approximately 51.5 x 22.0 x 7.9mm and exhibits ... The sea ebbs, leaving glistening pools of water among the exposed rocks—a haven for tiny, colourful sea creatures between the tides. Rock Pool is a stone-set ... These stunning pendants are made from quality triplet opals sourced from Australia and encased in a yellow gold setting. Each triplet opal consists of three ... ... triplet. J. molec. Biol. 49, 231–234 (1970). Google Scholar. Comer, M.M., Guthrie, C., McClain, W.H.: An ochre suppressor of bacteriophage T4 that is ... Opal triplets are composite stones made up of three layers glued together. From bottom to top, these are: Backing: Always dark; May be ... Triplet Earrings ... An Opal Triplet is composed of a thin slice of crystal opal sandwiched between a quartz or glass top and a backing made of black potch or man ... May 6, 2022 ... Spring 1964, Treated Black Opal, by Gübelin, p. 157, 3pp. Fall 1964, Opal triplet; black onyx backed, quartz topped, p. 221, 2pp. Winter ... Feb 26, 2025 ... irenebyrneandco on February 26, 2025: "We've just manufactured this bespoke 'Sweetheart' Opal triplet necklet in sterling silver. Aug 14, 2000 ... Triplets are glued together 3 pieces, quartz or plastic top, opal center either natural mosaic or gilson, and base usually of basalt or onyx. This mesmerizing brooch contains a black opal triplet, with excellent play-of-color, that is bezel set and bordered with a twisted rope detail.