MARATHON COUNTY: Staurolite occurs with garnet in an outcrop along the Rib River in sec. If you are requesting a locality be added, please only include. The cruciform crystals have often stirred religious beliefs and superstitions. Staurolite is a mineral that forms stubby, brown, prismatic crystals, which are usually found embedded in a matrix of metamorphic rock such as gneiss or mica schist. twinned, six-sided crystals that sometimes intersect at 90 degrees to form a cross. 14 T.30N. The staurolite mineral, also known as Fairy Cross or Cross Rock, is a natural but rare phenomenon found in only a few places around the world. and NW NE sec. In some localities these twinned crystals are collected, made into jewelry, and sold under the name "fairy crosses.". Specimen and photo by Arkenstone / www.iRocks.com. other minerals and man-made materials. As such, this stone is believed to help humans communicate with plants and animals. with a resinous to vitreous luster. Gallery [edit | edit source] Staurolite’s components. The crystals are brown, red or yellow in color. Found only in rocks that have been subjected to great heat and pressure, the stones are most commonly shaped like the St. Andrew's and Roman crosses, though others are in the shape of the Maltese cross. Often called “fairy crosses,” staurolite derives its name from the Greek words stauros (cross) and lithos (stone). They have a large park called Fairy Stone State Park, where an abundance of this unique mineral is located. Staurolite. Staurolite meeting Moonstone for the first time. Most are single crystals, but both 60 o and 90 o twins can be found. R.4E. Staurolite is affected by retrograde metamorphism, resulting in it being mantled and partially replaced by chlorite. Staurolite structure consist basically of layers Al 2 SiO 5 (kyanite composition) and layers of AlFe 2 O 2 (OH) 2 alternating parallel to (010). Staurolite is a characteristic mineral of crystalline schists, and it is also a product of contact-meta- morphism. Staurolite. ; considerable finds were … The meaning of the name of these interesting stones, comes from the Greek word Stauros, which means cross. Other orthosilicates include zircon, staurolite, and topaz. About five U.S. states, and a few countries like Russia and Switzerland contain these uniquely formed metamorphic crystals in the shape of a cross or X. In 1976, staurolitewas named Georgia's official state mineral. The texture of the rocks changes from slates and phyllites … Some of these objects are not staurolite; instead they are manufactured. Inside the box is a card that reads: Fairy or Lucky Stones Patrick County, Va. Starolite (sic) 1926. The crystals are mostly translucent, rarely transparent. Obtain a map from the Georgia Department of Natural Resources or the U.S. Geological survey to help locate regions where staurolite crystals can be found. The staurolite is also known as a "Fairy Stone" due to a Virginian legend about the origin of the stone's curious shape. Staurolite, etc. Staurolite: Staurolite crystals forming the typical 60-degree penetration twin from Rubelita, Minas Gerais, Brazil. Staurolite can be found in the Blue Ridge Mountains of Virginia, as well as in North Carolina, which is a major source of the gem. Kyanite is often associated with other metamorphic minerals such as garnet, staurolite, and corundum. It is found in the schists and gneisses of regionally metamorphosed areas and less often in quartzite or eclogite. Friends had told me that the whole hillside south of the where we were to collect was rich with staurolite, not just up at the top where I had collected earlier. If you feel any of the content is incorrect, or if you feel we are missing vital locality information, please fill out the form below so we can update the site. Translucent to opaque. Staurolite is a regional metamorphic mineral of intermediate to high grade. Found in only select places of the world, the stone is cherished by many for its unique cross-like appearance, which generates myths wherever it’s discovered. How to Use Staurolite… It is a rare, mysterious and mystical mineral; shaped by Nature into unique forms, each an individual work of art. Staurolite is the official state mineral of the state of Georgia. Staurolite and kyanite: A specimen of quartzite with several brown staurolite crystals and blue crystals of kyanite. The Fairy Stone State Park in Patrick County, Virginia, is named for this stone, which can be found there. Staurolite, being a metamorphic mineral, is found useful by … Officially, they are staurolite, the state mineral. The mineral is hosted in the Elvan granodiorite pluton (Gordienko, 1970). Using Staurolite is said to help with calmness. (An intersection angle of Basic aluminum iron silicate, often with magnesium and sometimes with zinc and lithium. We strive for accurate content and locality information. Outside … This specimen is about three inches wide and was collected in the Bernina Pass area, near Grischun, Switzerland. Pestsovye Keivy, Keivy Mountains, Lovozersky District, Murmansk Oblast, Russia. Due to its resistance to chemical weathering, staurolite can be found in clastic sediments and it is a common constituent of heavy mineral assemblages. It is found in medium-grade schists and gneisses with garnet, kyanite and mica. It has been given the names "Fairy Stone" or Fairy Cross". Staurolite: Staurolite is a common component of metamorphic rocks that may exhibit a reddish brown color similar to many garnets. Staurolite is a collector's mineral, with the intergrown, A classic Staurolite locality is Pizzo Forno, Ticino, Switzerland, where elongated crystals were found in. Particularly abundant in north Georgia, the distinctively twinned, crossed crystals have been collected for generations as good luck charms. Staurolite is an iron aluminium silicate hydroxide mineral found in metamorphosed pelitic rocks. African locality must be mentioned. It is the state mineral of Georgia, with a large locality in the Fannin County region. Staurolite rates a 7 to 7.5 on the Mohs hardness scale and has a vitreous to resinous luster. Staurolite can be found all over the world, but has a very heavy presence in the United States. It forms when shale is strongly altered by regional metamorphism. Since a widely circulated paper was published in … However, staurolite crystals are elongated prisms that often occur as twinned intergrown crystals to form a distinctive cross pattern. It ranges from transparent to opaque in diaphaneity. The Little Falls Formation crops … in Patrick County, Virginia. Staurolite typically forms cross shaped twinned crystals, and has been called Fairy Cross or Fairy Stone. Besides Virginia, which has the most abundance of them, they can also be found in Georgia, New Mexico, Brazil, and Switzerland. Staurolite is found in the United States of America, specifically the state of Georgia, and in Switzerland. Finding … Staurolite is a mineral that is commonly found in metamorphic rocks such as schist and gneiss. The rare staurolite stones are found elsewhere (such as in Russia or France), but not in such abundance and not shaped so nearly like crosses as those in the vicinity of … Fânzeres, Gondomar, Porto, Portugal. It is used in geologic field work to assess the temperature-pressure Large twinned crystals with rough surfaces a.re found in mica-schist in Brittany and at several places in the United States, e.g. Go to a known staurolite region in northern Georgia such as near Blue Ridge in Fannin County. Well you're in luck, because here they come. It is a rare, mysterious and mystical mineral; shaped by Nature into unique forms, each an individual work of art. Staurolite, kyanite, and sillimanite only occur in the staurolite, kyanite, and sillimanite zones, respectively. Staurolite is found in the gravels along the Mississippi river, just downstream from the Blanchard Dam, but also embedded in schists in outcrops in the area. Not all Staurolites exhibit perfect or clear crosses, though. Staurolite forms characteristic monoclinic, pseudo-orthorhombic prismatic, reddish brown crystals, often forming 60° twins. Crystals can be up to about 4 cm. There are 1218 staurolite for sale on Etsy, and they cost $33.33 on average. Staurolite is a silicate mineral with a generalized chemical composition of STAUROLITE And … Staurolite and kyanite are commonly associated in medium-grade pelitic rocks. Staurolite can be found in the USA, Brazil, Switzerland, Scotland, Italy and France. The Georgia state mineral, the staurolite crystal, has been found in large quantities for generations in northern Georgia. Occurrence. conditions of a rock's metamorphic history. Geologists tell us these special crystals were formed by very specific geothermal processes. Adjacent areas are … Most are single crystals, but both 60 o and 90 o twins can be found. The specimen is about 1.5 inches tall. It occurs with almandine garnet, micas, kyanite; as well as albite, biotite, and sillimanite in gneiss and schist of regional metamorphic rocks. The most popular color? They have a large park called Fairy Stone State Park, where an abundance of this unique mineral is located. It is often found in association with almandine garnet, muscovite, and kyanite - minerals that form under similar temperature and pressure conditions. The schist belongs to the Little Falls Formation of the 1.7 GA old Penokean orogeny. It can also be found in various locations around Brazil, England, France, Switzerland, Germany, the former USSR, Scotland, and the Middle East. Staurolite is also found in limited quantity as loose grains, or fragments, that have been worn away from sedimentary rocks. It was associated with Christianity as a symbol for the cross and as a good luck charm. In this article for the … Fânzeres, Gondomar, Porto, Portugal. Occasionally it is found in some pegmatites and contact metamorphic rocks. Staurolite stones are found in Switzerland, Russia, Australia, Brazil and the USA. These crystals, according to GAMineral.org, have been collected for many years as good-luck charms. Insolubility it is often found in the world where these rare stones can be found areas are … staurolite are. Classic staurolite locality is Pizzo Forno, Ticino, Switzerland, Scotland, Italy and France cross. bladed,. Approximately 3/4 x 5/8 ; the smaller is 5/8 x 5/8 ; the smaller is 5/8 x 5/8 shale strongly... 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