Where did the discovery of grandidierite come from?

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Edwin Labadie asked a question: Where did the discovery of grandidierite come from?
Asked By: Edwin Labadie
Date created: Fri, Jun 4, 2021 3:45 AM
Date updated: Mon, Jan 3, 2022 8:10 AM

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Top best answers to the question «Where did the discovery of grandidierite come from»

  • Since its discovery in 1902, most gem-quality grandidierite has been translucent. Cabochons cut from this material look very attractive and may even appear jade-like. Recent discoveries of transparent material in Sri Lanka (around 2000) and a new deposit in Madagascar (2014) have resulted in beautiful, faceted gemstones.

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Those who are looking for an answer to the question «Where did the discovery of grandidierite come from?» often ask the following questions:

✨ Where does grandidierite come from?

  • Grandidierites in a cluster of crystals, from Cap Andrahomana, Ranopiso Department, Anosy (Fort Dauphin) Region, Tuloar Province, Madagascar. © Rob Lavinsky, www.iRocks.com. Used with permission. Does Grandidierite Make a Good Jewelry Stone?

✨ Where does the color of grandidierite come from?

  • It was first discovered in Madagascar in 1902 and then in small quantities in other areas of the world, but most grandidierite specimens come from Madagascar. The greenish-blue color of grandidierite is caused by the presence of iron. Grandidierite gemstones are usually faceted and sought after by collectors.

✨ Where did the discovery of tourmaline come from?

  • Somewhere in Brazil in the 1500s, a Spanish conquistador washed the dirt from a green tourmaline crystal and confused the vibrant gem with emerald. His confusion lived on until scientists recognized tourmaline as a distinct mineral species in the 1800s.

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Where did jewelry come from?

The word 'Jewelry' originated from the Latin word 'jocale' meaning 'play thing'. The present name is the anglicized version of the Old French 'jouel'. The word spelled as 'jewellery' in European English, jewelry is usually defined as any piece of adornment made up of precious material (gemstones, noble metals, etc.).

Where did sodalite come from?
  • As early as 2500 B.C., Sodalite was being traded by the Caral people of Peru, as well as by the indigenous people of Tiwanaku in modern-day Bolivia. Sodalite gets its name from the rich sodium content within the stone.
Where did spectrolite come from?
  • Spectrolite was found in 1941 when we were building a defense line on the eastern border. The mining of the gemstone started on a small scale, increasing in the 50s.
Where did thundereggs come from?
  • Native Americans in the Pacific Northwest were the first to find and name these beautiful stones “Thundereggs.”
Where did vesuvianite come from?
  • A magnesian variety of vesuvianite. Originally described from Frugård, Mäntsälä, Etelä-Suomen Lääni, Finland. Originally reported from Vilyui River Basin (Vilui River Basin; Wilui River Basin), Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region]
Where do birthstones come from?

Experts believe that birthstones can be traced back to the Bible. In Exodus 28, Moses sets forth directions for making special garments for Aaron, the High Priest of the Hebrews. Specifically, the breastplate was to contain twelve precious gemstones, representing the twelve tribes of Israel.

Where do crystals come from?

Crystals often form in nature when liquids cool and start to harden. Certain molecules in the liquid gather together as they attempt to become stable. They do this in a uniform and repeating pattern that forms the crystal. In nature, crystals can form when liquid rock, called magma, cools.

Where do ekanites come from?
  • Ekanites may also display chatoyancy (cat’s eyes) as well as Tyndall scattering. Small, crystalline (non-metamict) ekanites have been found in Canada. Sri Lanka has produced most known ekanites, as translucent green pebbles from gem gravels in Eheliyagoda and in placer deposits from Okkampitiya.
Where do eudialytes come from?
  • The most notable source of eudialyte gem material, particularly for cabochons and carvings, is the Kola Peninsula in Russia. Two localities in Quebec, Canada produce red, facetable eudialytes: Mont St. Hilaire ( o = 1.596, e = 1.600; birefringence = 0.004); Kipawa Complex, Sheffield Lake, Temiscamingue County.
Where do hauynes come from?
  • The source of most facetable haüynes, the area around Laacher See in the Eifel Mountains of Germany produces gem-quality, blue, transparent crystals. Afghanistan, Myanmar, and Tanzania also yield gem-quality material. Italy also produces beautiful blue crystals. However, this material is usually too small to cut.
Where do morganites come from?
  • More recently, other places that morganites can be found include Russia, Namibia, Mozambique, China, Afghanistan, and the USA. Gorgeous Morganite Jewelry!
Where do opals come from?

Opal is found around the world (Brazil, Mexico, Honduras and the western US) however Australia produces 95% of the world's precious opal and it is our official national gemstone. (see Google Arts and Culture - Australian opals).

Where do painites come from?
  • Most gem-quality painite roughs come from gravels in the Mogok region. And painite is only one jewel that bedazzles the riverbeds; others include glittering sapphires, spinels, and rubies. How many painites are there in the world?
Where do pearls come from?

Where do natural pearls come from? A few pearls are also obtained from the sea-wings or wing-shells ( Pinna ) the silkworms of the sea, found in the Red Sea, the Mediterranean Sea, the Indian Ocean, the southern coast of America and elsewhere.

Where do peridots come from?
  • The ancient Egyptians mined peridot on the Red Sea island of Zabargad, the source for many large fine peridots in the world’s museums. The Egyptians called it the “gem of the sun.” Today this gem is still prized for its restful yellowish green hues and long history.
Where do sunstones come from?
  • Sunstones have been found in many locations around the world including Canada, Mexico, Norway, Australia, Russia, China, Tanzania, and the United States of America including New York, Virginia, Pennsylvania, and Oregon. However, Oregon Sunstones differ from the classic specimens.
Where do tanzanites come from?
  • About Tanzanites The name TANZANITE, is named after the East African country where it is mined. First found in the late 1960 near Arusha, Tanzania, not far from Kilimanjaro International airport. There are four mining blocks-A, B, C and D.
Where do thundereggs come from?
  • Thundereggs are found globally wherever conditions are right. In the USA, Oregon remains one of the most famous thunderegg locations. Germany is also an important center for thunderegg agates (especially sites like St Egidien and Gehlberg).
Where do tourmalines come from?
  • Faceted and polished copper-bearing tourmalines, ranging from 0.39 to 1.47 ct, from Brazil’s Paraíba State. Photo by Robert Weldon/GIA; courtesy of Gerhard Becker. Vivid blue to green copper-bearing tourmalines, known as Paraíba tourmalines, are recovered from deposits in Brazil, Nigeria, and Mozambique.
Where do variscites come from?
  • While variscites are relatively rare, they occur in many localities across the globe. However, the state of Utah is the principal source of gem-quality material. Fairfield County, Utah produces nodules with rich colors up to 24 inches across mixed with other massive complex phosphates.
Where do wavellites come from?
  • Where are Wavellites Found? Hot Springs, Arkansas produces wavellites in fine, spherical and radial groups of acicular crystals. The type locality, High Down Quarry, Devon, England, also produces excellent specimens. Other gem-quality sources include the following:
Where does actinolite come from?
  • This was used to describe the shape Actinolite forms in, and the name stuck ever since. Actinolite is a fairly common crystal that has localities all over the world. Countries such as Brazil, Russia, Canada, China, and the USA all have an abundance of this mineral below them!