Cryptocrystalline meaning

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August undefined, 2024

WebMeanings of cryptocrystalline. a. - Indistinctly crystalline; -- applied to rocks and minerals, whose state of aggregation is so fine that no distinct particles are visible, even under the … WebChalcedony (chal.ced.o.ny) is a cryptocrystalline form of quartz. Cryptocrystalline stones are divided more by the character of the stone rather than its colour, such as the pattern of the crystal, the visual effect and the form that the crystal takes. ... The name onyx comes from the Greek word onychos, meaning fingernail. Black onyx has been ...

Gemstone Family Tree: Quartz - Gemporia

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. WebIntroduction to Meaning and Uses of Clear Quartz. Ordinary yet extraordinary, colorful and clear, Quartz crystals are the most common and abundant in the world, comprising the largest and most diverse family in … ph sheila

cryptocrystalline Example sentences - Cambridge Dictionary

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). Chalcedony is a cryptocrystalline form of silica, composed of very fine intergrowths of quartz and moganite. These are both silica minerals, but they differ in that quartz has a trigonal crystal structure, while moganite is monoclinic. Chalcedony's standard chemical structure (based on the chemical structure of quartz) is SiO2 (silicon dioxide). Webadjective cryptocrystalline (of rocks) composed of crystals that can be distinguished individually only by the use of a polarizing microscope 3 adjective cryptocrystalline … how do you abbreviate knowledge

Cryptocrystalline meaning

WebExamples of how to use “cryptocrystalline” in a sentence from the Cambridge Dictionary Labs 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 …

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WebAgates are primarily made of chalcedony, which is a form of silica dioxide(SiO₂). It’s the same stuff that makes up glass, quartz crystals, and even opals.The defining characteristics of minerals usually come from their crystalline structure. Chalcedony is cryptocrystalline.The term’s root reveals the structure: crypto means hidden. WebExamples of how to use “cryptocrystalline” in a sentence from the Cambridge Dictionary Labs

Web(petrology) Whose crystalline nature only becomes apparent at high levels of magnification. Wiktionary Advertisement noun (petrology) A rock of this kind. Wiktionary Advertisement Other Word Forms of Cryptocrystalline Noun Singular: cryptocrystalline Plural: cryptocrystallines Origin of Cryptocrystalline crypto- +‎ crystalline From Wiktionary 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 .

Webadjective cryptocrystalline (of rocks) composed of crystals that can be distinguished individually only by the use of a polarizing microscope 3 adjective cryptocrystalline having a crystalline structure of submicroscopic crystals 3 adjective cryptocrystalline having a microscopic crystalline structure. 1 Web3.3.3.3.1.4.2 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 ...

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 …

WebWhile most quartz gemstones fall into the macrocrystalline category, chalcedony is cryptocrystalline, meaning that the its crystalline structure is not visible to the naked eye. The stone needs to be thinly sliced and viewed under a microscope in order to see the crystals. The quartz content in chalcedony is mixed with moganite. how do you abbreviate leftWebNov 20, 2024 · Jade's definition and means of identification are manifold and have evolved over the centuries. Historically, the term jade mainly referred to nephrite jade which was mined and highly prized in China for millennia. ... Nephrite is a cryptocrystalline mineral of calcium magnesium iron rich silicate with hydroxyl: Ca (Mg Fe) 5 Si 8 O 22 (OH) 2. how do you abbreviate kindergartenWebcryptocrystalline (not comparable) Whose crystalline nature only becomes apparent at high levels of magnification. Translations cryptocrystalline - whose crystalline nature … how do you abbreviate limitedhttp://www.quartzpage.de/gen_types.html how do you abbreviate landscapeWebOct 8, 2024 · cryptocrystalline (cryp''-to-crys'-tal-line). (a) Said of the texture of a rock consisting of crystals that are too small to be recognized and separately distinguished … how do you abbreviate kilowatt hoursWebApr 11, 2024 · What is the Meaning of Black Chalcedony? ... Chalcedony has two main types – cryptocrystalline and macrocrystalline. Cryptocrystalline has tiny crystals that need a microscope to see, while macrocrystalline has bigger crystals that can be seen without a microscope. Examples of cryptocrystalline chalcedony are agate, onyx, and … how do you abbreviate kilometers per hourWebJun 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 ... ph shingle\\u0027s