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No. Opal is an amorphous hydrated form of silica.

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7y ago

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Related Questions

Is peridot a type of opal?

No. Peridot is olivine.


What is Libra's birthstone?

Chrysolite (peridot), Lapis Lazuli, Opal, Sapphire, and Agate.


What is the luster a peridot?

Peridot's luster is vitreous to oily. (:


What elements are in each of these gemstones - diamond ruby emerald sapphire opal peridot garnet topaz jade chrysoberyl malachite?

Diamond is an allotropic form of carbon.Ruby and sapphire are aluminium oxide naturally doped with some metals (as traces).Emerald is Be3Al2(SiO3)6.Chrysoberyl is Be2Al2O4.Opal is hydrated SiO2.Peridot is MgSiO4.Topaz is Al2SiO4(F,OH)2Malachite is Cu2CO3(OH)2.Jades and garnets are complex silicates.


Is fire opal the birthstone for October?

The birth stone of the month of October is opal. So if your birthday is on October 9th, then yes, your birthstone would be opal. The birthstones by month are: January - Garnet February - Amethyst March - Aquamarine April - Diamond May - Emerald June - Pearl July - Ruby August - Peridot September - Sapphire October - Opal November - Topaz December - Zircon


What is a created opal?

A created opal is a type of synthetic opal that is made in a laboratory. It is created using a combination of silica spheres and a polymer resin material to mimic the appearance of natural opal. Created opals can display similar color play and patterns to genuine opals.


Is opal a cleavage or fracture?

Opal does not have a cleavage or fracture because it lacks a distinct cleavage plane like minerals such as mica or calcite. Instead, opal typically fractures conchoidally, meaning it breaks with smooth, curved surfaces similar to glass.


What is the August birth stone?

Peridot, the birthstone of August, carries a lime green color and is one of only a few gemstones that exists in only one color.Modern Birthstones: Peridot (kind of yellow green) Traditional Birthstones: Sardonyx, Carnelian.Other than Peridot, Aventurine and Sapphire are also classified as modern birthstones.


What is the difference between peridot and peridot quartz?

Peridot quartz is just the color possibly. Peridot is actually a semi precious stone. Cabochon is a type of cut. As for the Peridot Quartz.....I am not sure if it is actual peridot or a another name game to sell lab-created crap.


When was the synthetic opal developed?

Synthetic opal was first developed in the late 1970s by Pierre Gilson in France. By replicating the natural process of opal formation, scientists were able to create synthetic opals that exhibit similar optical properties to natural opals.


What are the traditional birthstones?

January: Garnet February: Amethyst march: Aquamarine April: Diamond May: Emerald June: Pearl July: Ruby August: peridot September: Sapphire October: Opal November: Topaz December Turquoise


What is peridot's luster?

Peridot's luster is vitreous to oily. (: