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Serpentine group mineral

  • Types of Asbestos: Serpentine vs. Amphibole

    Serpentine Asbestos By far the most common form of asbestos found naturally and used industrially is chrysotile asbestos, also known as white asbestos. This form of the mineral differs from the other five defined types of asbestos in that its fibers are serpentine, or curly in nature.

  • ALEX STREKEISEN-Serpentine-

    Serpentine - Mg 3 Si 2 O 5 (OH) 4 Serpentine was named in 1564 by Georgius Agrigola (Georg ) from the Latin "serpens" = snake in allusion to the mottled green appearance of the mineral suggesting the resemblance to some snakes. The Serpentine group is composed of several related minerals. A generic formula that includes all members is: X 2

  • GEO143 Mineral Webpages - Serpentine - Google Sites

    Mineral Group: Serpentine is part of the silicate mineral group meaning that it contains various amounts of the elements silicon and oxygen. (1, 12) It also has phyllosilicates, which is a group of silicates that have each set of tetrahedrons surrounded by three oxygen atoms, forming a

  • Serpentinite Geology Wiki Fandom

    Serpentinite is a rock composed of one or more serpentine group minerals. Minerals in this group are formed by serpentinization, a hydration and metamorphic transformation of ultramafic rock from the Earth's mantle. The alteration is particularly important at the sea floor at tectonic plate boundaries.

  • Serpentine Mineral - Uses And Information Gem Rock Auctions

    The term Serpentine does not refer to one single mineral but to a group of related minerals. Some says that this gemstone earned its name from the word Serpent, as its colour is similar to the skin of a snake. It also has a slippery feel which adds to the notion of a serpent.

  • Serpentine Subgroup: Mineral information, data and localities.

    Serpentine is a subgroup of the Kaolinite-Serpentine Group, usually trioctahedral, with divalent cations dominating in octahedrally coordinated sites. The most common species are all Mg-dominant: lizardite, chrysotile and antigorite. Chemical Properties of Serpentine Subgroup Hide

  • Geologic units containing Serpentinite

    Blackstone Group - greenstone, amphibolite, serpentinite - Dark-green, massive to foliated metamorphosed gabbroic and basaltic rock interlayered with epiclastic rock; local pillow-structures preserved. Consists primarily of epidote, actinolite, chlorite, and plagioclase. Includes rock mapped formerly as Hunting Hill Greenstone.

  • Serpentine Physical-Optical Properties, Occurrence

    Apr 21, 2018· Serpentine is the common name of a group of minerals. Apart from the main members of Antigorite and Chrysotile, there is usually no distinction between individual members except for scientific study and classification. Antigorite generally represents more solid forms, and Chrysotile often represents fibrous forms, especially asbestos.

  • CHEMICAL DIFFERENCES AMONG THE SERPENTINE

    to individual samples of serpentine-group minerals, generally based on textures and appearance of the specimens. Faust and Fahey (1962) pro-vide a comprehensive discussion of this aspect so that it need not be con-sidered here. The best classification of the minerals in the serpentine group is that of Whittaker and Zussman (1956) based on the X-ray

  • Antigorite: Mineral information, data and localities.

    Kaolinite-Serpentine group. m = 16 and m = 17 polysomes known. Antigorite is a high-temperature serpentine mineral, forming only above 250°C (Wenner & Taylor, 1974; Evans, 1977). See also the closely related chrysotile and lizardite which are low-temperature serpentine minerals.

  • Learn the Facts About Serpentinite Before It's Removed as

    Aug 05, 2010· The term serpentinite is the proper term for the rock that is mostly made up of one or more of the serpentine group minerals. Serpentinite is a metamorphosed version of rocks that make up oceanic crust after they are incorporated into subduction zones (plate boundaries where oceanic plates are thrust under continental plates).

  • Serpentinite - Metamorphic Rocks

    Serpentinite is a metamorphic rock that is mostly composed of serpentine group minerals. Serpentine group minerals antigorite, lizardite, and chrysotile are produced by the hydrous alteration of ultramafic rocks. These are igneous rocks that are composed of olivine and pyroxene (peridotite, pyroxenite).Serpentine group minerals occur less commonly in some olivine-bearing marbles

  • Bioleaching of serpentine group mineral by fungus

    Many studies of serpentine group mineral dissolution for mineral carbonation have been published in recent years. However, most of them focus mainly on either physical and chemical processes or on bacterial function, rather than fungal involvement in the bioleaching of serpentine group mineral. Due to the excessive costs of the magnesium dissolution process, finding a lower energy consumption

  • What is the Protolith of serpentinite? - FindAnyAnswer

    Apr 19, 2020· Serpentine group minerals antigorite, lizardite, and chrysotile are produced by the hydrous alteration of ultramafic rocks. These are igneous rocks that are composed of olivine and pyroxene (peridotite, pyroxenite). Click to see full answer Herein, what is the Protolith of schist?

  • SERPENTINE (Magnesium Iron Silicate Hydroxide)

    Serpentine is a major rock forming mineral and is found as a constituent in many metamorphic and weather igneous rocks. It often colors many of these rocks to a green color and most rocks that have a green color probably have serpentine in some

  • Serpentine - Metaphysical Healing Properties

    Serpentine is a general name for a group of closely related metamorphic rocks that are translucent to opaque, waxy tough, fibrous and frequently occurring in veins. These minerals have essentially the same chemistry but sometimes a different structure. Due to the mineral composition the healing properties of these varieties are the same.

  • Serpentine mineral Britannica

    Serpentine, any of a group of hydrous magnesium-rich silicate minerals. The composition of these common rock-forming minerals approximates Mg 3 Si 2 O 5 (OH) 4.

  • Serpentine Mineral - Uses And Information Gem Rock Auctions

    Serpentine Mineral The term Serpentine does not refer to one single mineral but to a group of related minerals. Some says that this gemstone earned its name from the word Serpent, as its colour is similar to the skin of a snake. It also has a slippery feel

  • Chrysotile - Wikipedia

    Chrysotile or white asbestos is the most commonly encountered form of asbestos, accounting for approximately 95% of the asbestos in the United States and a similar proportion in other countries. It is a soft, fibrous silicate mineral in the serpentine subgroup of phyllosilicates; as such, it is distinct from other asbestiform minerals in the amphibole group.

  • Serpentine - Sandatlas

    Serpentine Serpentine is a mineral group that contains chrysotile, antigorite, and lizardite. A rock type that is composed mostly of serpentine group minerals is serpentinite. I chose to leave out chrysotile for now because this mineral has distinctly different appearance

  • Serpentine Group - UCL

    of the serpentine mineral chrysotile occupy the centre of the fiel of Red-brown and opaque material is the iron-rich clay mixture iddingsite. The green material may be bowlingite (chlorite-rich).

  • Greenalite: Mineral information, data and localities.

    Wiewióra, A. (1990) Crystallochemical classifications of phyllosilicates based on the unified system of projection of chemical composition: III. The serpentine-kaolin group. Clay Minerals: 25: 93-98.

  • Is Serpentine cleavage or fracture?

    Jul 01, 2020· The serpentine subgroup (part of the kaolinite-serpentine group) are greenish, brownish, or spotted minerals commonly found in serpentinite rocks. They are used as a source of magnesium and asbestos, and as a decorative stone. The name is thought to come from the greenish color being that of a

  • SERPENTINE (Magnesium Iron Silicate Hydroxide)

    Serpentine is a major rock forming mineral and is found as a constituent in many metamorphic and weather igneous rocks. It often colors many of these rocks to a green color and most rocks that have a green color probably have serpentine in some amount. Serpentine is actually a general name applied to several members of a polymorphic group.

  • The Serpentine-Group Minerals - USGS

    The minerals of the serpentine group are layer struc­ tures, phyllosilicates, having the general formula X6Y4Oio(OH)8), where X stands for the atoms in oc­ tahedral coordination chiefly magnesium but -also nickel, cobalt, manganese, ferrous iron, zinc, and gen­ erally lesser amounts of aluminum, ferric iron, chro­ mium and titanium and Y stands chiefly for silicon and in part for aluminum and ferric iron.

  • Caryopilite: Mineral information, data and localities.

    Serpentine Subgroup > Kaolinite-Serpentine Group Name: Named in 1889 by Axel Hamberg (1889) from the Greek, χάρυον = nut, due to its brownish color and habit + πίλος = felt, due to its appearance like a feltlike mass in thin sections.

  • Facts about Serpentine Rock and Soil Containing Asbestos

    The term serpentine refers to a group of minerals that make up serpentinite rock. Serpentine and serpentinite, however, are often used interchangeably. Serpentinite is a metamorphic rock formed when water and rock are exposed to low temperatures (about 400 to

  • Chrysotile - Sandatlas

    Chrysotile is a fibrous mineral that belongs to the serpentine mineral group. Other members of the group are lizardite and antigorite. All serpentine group minerals share the same chemical composition (Mg 3 Si 2 O 5 (OH) 4) but they have different crystal structures.Chrysotile is the only one among them with a fibrous habit.

  • Antigorite - Wikipedia

    Antigorite is a lamellated, monoclinic mineral in the phylosilicate serpentine subgroup with the ideal chemical formula of (Mg,Fe 2+) 3 Si 2 O 5 (OH) 4. It is the high-pressure polymorph of serpentine and is commonly found in metamorphosed serpentinites.Antigorite, and its serpentine polymorphs, play an important role in subduction zone dynamics due to their relative weakness and high weight

  • GemRocks: Serpentine

    In mineralogy, serpentine, once a widely accepted mineral name, is now accepted only as a codesignator of the Kaolinite-Serpentine group: This group includes 20 minerals, several of which have long been considered to be so-to-speak subspecies of serpentine -- e.g., antigorite; clino-, orth- and para-chrysotile (each usually spelled without the

  • Serpentine: Meanings, Properties and Power - The Complete

    Serpentine is a group of green stones found all over the world, everywhere from Canada to Greece to Korea to New Zealand. Historically, serpentine has frequently been confused with jade, but the chemical composition is actually quite distinct.

  • Facts about Serpentine Rock and Soil Containing Asbestos

    The term serpentine refers to a group of minerals that make up serpentinite rock. Serpentine and serpentinite, however, are often used interchangeably. Serpentinite is a metamorphic rock formed when water and rock are exposed to low temperatures (about 400 to

  • Minerals Special Issue : Serpentine Group Minerals

    Nov 30, 2018· A wealth of studies has addressed the complex role of structural and compositional variations of serpentine group minerals, in particular the effect of the incorporation of Al, Fe 2+ and Fe 3+ ions on their properties and stability. Turning to extra-terrestrial serpentinization, an even larger range of compositions needs to be considered

  • Serpentine : ClassicGems

    The Serpentine Group is a subgroup of the Kaolinite-Serpentine Group. The Serpentine Group describes a group of common rock-forming magnesium phyllosilicate minerals that may contain minor amounts of other elements including chromium, cobalt, iron, manganese or nickel.

  • EENS 2110 Mineralogy Tulane University Prof. Stephen A

    Aug 18, 2015· Serpentine Group The serpentine group of minerals has the formula - Mg3Si2O5(OH)4. Three varieties of serpentine are known. Antigorite and Lizardite are usually massive and fine grained, while Chrisotile is fibrous. As discussed above, the imperfect fit of the octahedral layers and the tetrahedral layers causes the crystal structure to have to

  • Serpentine: The mineral Serpentine information and pictures

    The serpentine Mineral Group Serpentine is not a single mineral, but rather a group of related minerals. Besides for the main members of Antigorite and Chrysotile, a distinction is not usually made between the individual members except under scientific study and classification.

  • Assessment of Serpentine Group Minerals in Soils: A Case

    As it is known, the term asbestos represents a group of six fibrous silicate minerals: chrysotile (serpentine group) and amphibole group as: tremolite, actinolite, anthophyllite, amosite and crocidolite [1,2].In the past, asbestos was plenty been exploited and marketed for the use in industrial and commercial products, mainly as building material [].

  • Serpentine Gem5 - Mineral & Gemstone Database

    Serpentine may refer to a single mineral but more often to a group of minerals including antigorite, chrysotile, clinochrysotile, and lizardite, which are altered products of basic and ultra-basic rocks. Rock composed of these minerals is called serpentinite. It comes in all the hues of green.


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