Cryptocrystalline meaning
Webcryp·to·crys·tal·line. Having very minute crystals. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content . WebJun 23, 2024 · Agates are cryptocrystalline quartz stones, meaning they have an internal structure full of tiny spaces, empty pockets that trap or contain various ions, molecules or atoms. Dendritic Agates can be found all over the world. They are often mined in Brazil, Uruguay, and Mexico. Chemical Composition: SiO2 (Silicon dioxide) Density: 2.64-2.69 ...
Cryptocrystalline meaning
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WebIt has the same chemical formula as quartz, but is cryptocrystalline, meaning that the quartz crystals comprising chert are so small that it is difficult to see them even under a microscope. Chert can be a chemical sedimentary rock, often forming as beds within limestone (Figure 5.14), or as irregular lenses or blobs (nodules). WebExamples of how to use “cryptocrystalline” in a sentence from the Cambridge Dictionary Labs
WebCarbonado, a form of diamond, is also cryptocrystalline. From Wikipedia More technically, it is a cone of force that propagates through a brittle, amorphous or cryptocrystalline … Webadjective cryptocrystalline (of rocks) composed of crystals that can be distinguished individually only by the use of a polarizing microscope 3 adjective cryptocrystalline …
WebNov 4, 2011 · Strictly spoken, cryptocrystalline varieties don't count as minerals, they are so-called textural varieties of quartz, and more similar to rocks (like marble or quartzite). They contain relatively large amounts of other silica … http://www.crystals-gemstones.com/2014/12/difference-between-quartz-jasper-agate.html
WebA thin, oxidised layer on the outside of the nodules is usually different in colour, typically white and rough in texture. The nodules can often be found along streams and beaches . Flint breaks and chips into sharp-edged pieces, making it useful in constructing a variety of cutting tools, such as knife blades and scrapers.
WebOct 23, 2024 · cryptocrystalline quartz This is the classification that can sometimes also be known as Microcrystalline Quartz, or simply as Chalcedony. It includes the translucent to opaque stones such as Chalcedony itself, Carnelian, Onyx, Agate and Jasper. hi how are you today in russianWeb3.3.3.3.1.4.2 Disintegration Zone. The rock is gray-brown basic basalt, and predominantly composed of plagioclase and pyroxene and secondarily cryptocrystalline with porphyritic structure. The phenocrysts are dominated by plagioclase and pyroxene minerals. Locally, a small quantity of vesicles are found in cores, and microfractures are ... hi how can i get moneyWebMeaning. Dendritic Agates get their name from the Greek word “Dendron” which means “tree” and originally obtained their name from a Greek philosopher who discovered it over 2,000 years ago in the third century B.C. along the Achates River, modernly known as Dirillo River. The cryptocrystalline patterns that are present in the Tree Agate resemble that … hi how can you help meWebCryptocrystalline. Having crystals so small that individual crystals cannot be seen under ordinary optical microscope, but are detec table by effect under cross ed polars; a full … hi how are you t shirt daniel johnstonCryptocrystalline is a rock texture made up of such minute crystals that its crystalline nature is only vaguely revealed even microscopically in thin section by transmitted polarized light. Among the sedimentary rocks, chert and flint are cryptocrystalline. Carbonado, a form of diamond, is also cryptocrystalline. Volcanic rocks, especially of the felsic type such as felsites and rhyolites, may have a cryptocrystalline groundmass as distinguished from pure obsidian (felsic) or tachylyte (mafi… hi how can we help you traduçãoWebcryptocrystalline (not comparable) Whose crystalline nature only becomes apparent at high levels of magnification. Translations cryptocrystalline - whose crystalline nature … hi how can we helpWebCryptocrystalline. (Geol)Indistinctly crystalline; -- applied to rocks and minerals, whose state of aggregation is so fine that no distinct particles are visible, even under the … hi how can we help you