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Moonstone cabochon. The most common moonstone is of the orthoclase feldspar mineral adularia, named for an early mining site near Mt. Adular in Switzerland, now the town of St. Gotthard. [1] [better source needed] A solid solution of the plagioclase feldspar oligoclase +/− the potassium feldspar orthoclase also produces moonstone specimens.
Moonstone, one of June's modern birthstones, can appear to be almost clear at times, but is "prized for its blue to white adularescence," according to the International Gem Society.
The stone found in an old mine was called “belomorite” — because, as Fersman explains, “The White Sea shimmered with the colors of moonstone... or did the stone reflect the pale blue depths of the White Sea?..” — Geologists took several samples to the Peterhof lapidary factory , recommending it as a new jewelry stone. [3]
Moonstone, Colorado, a town in The Song of the Lark by Willa Cather; Moonstone (comics), the name of two Marvel Comics universe characters; Moonstone, a plot element in season 2 of The Vampire Diaries; Moonstone Opal, a plot element in Tangled The Series; Moonstone, a setting in Erin Hunter's Warriors story arc; Moonstone, an artifact in the ...
Note that the definition of the ocean used by the International Hydrographic Organization (IHO) excludes the seas, gulfs, bays, etc., bordering the ocean itself. [1] Thus, for instance, not all of the islands of the United Kingdom are actually in or bordering on the Atlantic. For reference, islands in gulfs and seas are included in a separate ...
Major Danish islands: Samsø; Sejerø; Major Swedish islands: Orust; Hisingen; Tjörn; Other major Atlantic islands: Azores (Portugal) - politically and culturally associated with Europe; Madeira (Portugal) - politically and culturally associated with Europe; Canary Islands (Spain) - politically and culturally associated with Europe; Faroe ...
Olivine basalt collected from the rim of Hadley Rille by the crew of Apollo 15. Moon rock or lunar rock is rock originating from Earth's Moon.This includes lunar material collected during the course of human exploration of the Moon, and rock that has been ejected naturally from the Moon's surface and landed on Earth as meteorites.
The island was only separated from the continent of Europe by rising sea levels about 5000 BC during the new Stone Age. There are several sea caves. A notable cave is the Le Creux du Vis. This cave has a tunnel going in from the beach at the base of the cliff, and a crater shaped opening with steep rocky sides above.