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Boleite was 1st identified in Boleo, Mexico in 1891, within a region of the Baja peninsula that has become famous for scarce minerals. Boleite is these an strange and complicated mineral that the definition of its chemical composition and crystal composition have gone through a number of revisions because its first discovery.

The first specimens of boleite were being uncovered by Eduoard Cumenge, a French mining engineer. Yet another rare halide mineral within the similar spot, with a similar composition and a rather various chemical composition, was named cumengite in honor of Cumenge.

There are several options of boleite which make it of specific desire to collectors. For something, it has an strange chemical composition, getting a hydrated lead copper silver chloride hydroxide. It has considerable quantities of those metals, with about 49% lead, 14% copper and nine% silver. Secondly, it's got an interesting crystal structure, since boleite is usually pseudocubically twinned. Which is, each dice-like crystal of boleite is actually composed of a few rectangular box-like crystals oriented at proper angles to one another. Boleite also has an incredibly appealing indigo shade and a few pretty unusual clear crystals have already been cut as gemstones.

Boleite in Δαχτυλιδια Μοντερνα MatrixBoleite in Matrix
Like other halide minerals, for instance fluorite, boleite is very tender, using a Mohs hardness ranking of only 3 to three.five. It Δαχτυλίδια Γυναικεία has a vitreous to pearly luster. It can be an unusually dense mineral, with a particular gravity of five.05. Only some minerals, including hematite and Δαχτυλιδια Μοντερνα cassiterite, have the next density. Boleite's Δαχτυλιδια skroutz refractive index is additionally pretty large at two.03-2.05; increased than sapphire, sphene and demantoid garnet.

In addition to cumengite, There are a variety of other minerals associated with boleite, which includes pseudoboleite, chloroxiphite, paralaurionite, matlockite, chlorargyrite, bideauxite, atacamite, mendipite and diaboleite.

In combination with the deposit in Baja, Mexico, boleite is located in Damaged Hill in New South Wales, Australia; inside the Mammoth District of Arizona in The usa; and in the Mendip Hills Χρυσά of Somerset, England.

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