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Rutilated quartz is a variety of quartz which contains acicular (needle-like) inclusions of rutile. [1] It is used for gemstones. These inclusions mostly look golden, but they also can appear silver, copper red or black.
Rutile in quartz Within the igneous environment, rutile is a common accessory mineral in plutonic igneous rocks , though it is also found occasionally in extrusive igneous rocks , particularly those such as kimberlites and lamproites that have deep mantle sources.
Among the well-known types of quartz are rose quartz (which has a delicate pink colour), and smoky quartz (which comes in a variety of shades of translucent brown). Some other gemstones, such as Amethyst and Citrine, are also part of the quartz family. Rutilated quartz is a popular type of quartz containing needle-like inclusions. Ruby
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Download as PDF; Printable version; In other projects ... Rutilated quartz; S. Shocked quartz This page was last edited on 28 November 2020, at 10:13 ...
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3.3.20 Quartz. 3.3.21 ... Download QR code; Print/export Download as PDF; ... Rutilated quartz; Shocked quartz; Tourmalinated quartz; cryptocrystalline quartz varieties
After 13 years of civil war, Syria's opposition militias sensed an opportunity to loosen President Bashar al-Assad's grip on power when, about six months ago, they communicated to Turkey plans for ...