Sagenite
Index of articles associated with the same name
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Sagenite may refer to any of the following types of minerals with an acicular (needle-shaped) crystal habit. It is not a valid mineral species.[1]
- A twinned, reticulated variety of rutile originally described in 1796 by Horace Bénédict de Saussure.
- Rutilated quartz, a variety of quartz with acicular inclusions of often golden-yellow rutile, first called sagenite by George Kunz in 1892.
- Sagenitic agate, a type of agate with acicular inclusions of another mineral such as anhydrite, aragonite, goethite, rutile, or a zeolite.[2][3]
- Any other variety of quartz or chalcedony with acicular inclusions of another mineral.
Rutile sagenite from Brazil
Rutilated quartz sagenite
Sagenitic agate from the Oregon coast
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