mindat.orgNamed by James Dwight Dana in 1850 in honor of Arthur Connell [November 30, 1794, Edinburgh, Scotland - October 31, 1863], professor of chemistry at St Andrew's University, Edinburgh, Scotland, who first studied the mineral. Type Locality: ⓘ Wheal Providence, Providence Mines, Carbis Bay, St Ives, Cornwall, England, …Ilmenite: Mineral information, data and localities. - mindat.orgIlmenite is a titanium-iron oxide mineral that is one of the main sources of titanium. It occurs in various geological settings, from igneous to metamorphic rocks. Learn more about its properties, occurrence, associations, and uses on mindat.org, the largest online …View from mars rover ... NASA's Mars Perseverance rover acquired this image using its Right Mastcam-Z camera. Mastcam-Z is a pair of cameras located high on the ...In today’s digital world, websites play a significant role in disseminating information and connecting people from all walks of life. One such website that has gained immense popul... Welcome to the new photo search tool on mindat.org. Enter a normal text string in the box above to search photos. Examples: search for a mineral: cuprite. search for a locality/region: from new jersey. search for a mineral at a locality: dioptase from tsumeb. search your own photos: my cuprite from namibia. list photos of the day: potd. Type Locality: ⓘ Mount Somma, Somma-Vesuvius Complex, Naples, Campania, Italy. Polymorph of: Dmisteinbergite, Stöfflerite, Svyatoslavite. Feldspar Group. Ca-rich end member of the plagioclase (Albite-Anorthite Series). High- and low-temperature structural modifications exist.In the world of business, there’s a slew of reasons why you may need an org chart. But while you can use different types of presentation software or specialty applications to creat...Link to MinDat.org Location Data. Name Origin: Named after its chemical composition. Synonym: Chrome iron ore : Chromic iron : Ferrichromite - magnetic, … Search Minerals By Chemistry. To use the chemical search form click on an element to select it (matches MUST INCLUDE this element.) It will turn yellow. Click again to mark it as excluded (matches MUST NOT INCLUDE it), it turns black. Noble gasses and elements not found in nature are excluded. When finished hit one of the search buttons. As you probably know, I created mindat.org. It started as a personal PC database that I wrote from scratch - work I started on Christmas Day 1993. The first ...This database contains worldwide information on minerals, mineral localities and other mineralogical information. In part supported by advertising, it stores data on 25,000 different minerals, varieties and synonyms listed with over 4,000 valid mineral and mineraloid names. The database is searchable by name, …Originally described in the 19th century from the Slyudyanka phlogopite mines area, Lake Baikal, Irkutskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Blue Diopside. Usually granular diopside forming monomineral zones in magnesium skarns in some regions of Prebaikalie. Quartz is one of the most common and diverse minerals on earth, and mindat.org is the largest and most comprehensive mineral database and reference website on the internet. Learn about the properties, varieties, localities, and photos of quartz from different sources and contexts. Explore the fascinating world of quartz with mindat.org. Mindat.org is a dynamic database, with new information, localities and photographs continuously being added, verified, and updated by thousands of members across …Name: For the elements calcium, vanadium, and silicon in the composition. Type Locality: ⓘ Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA. Dimorph of: Pentagonite. Ishida et al. (2009) suggest that cavansite is a low-temperature form and pentagonite a high-temperature form. To distinguish pentagonite and cavansite one can ...Introduction. Mindat.org is the world’s leading authority on minerals and their localities, deposits, and mines worldwide. Mindat.org’s mission is to advance the world’s understanding of minerals. Mindat.org has been collecting, organising, and sharing mineral information since October 2000. It is now an essential resource …A greasy, wax-yellow to reddish-brown weakly radioactive mineral, most commonly found in metamorphic rocks and pegmatites, associated with allanite, cerite, tysonite, fluorite, and tornebohmite. The group members may be part of the Bastnäsite-Vaterite Homologous Series. Nearest Localities. This tool can help you search for nearby mineral localities. Please note that if you are running from a device without GPS (eg a normal computer or laptop) the 'Get my current location' option may either not work at all or give wildly inaccurate results. Please remember the 'Get my current location' option will, on a ... In today’s digital age, accessing your healthcare information online has become more convenient and efficient than ever before. With KP.org, Kaiser Permanente’s online portal, pati...mindat.orgDiamond is a rare and valuable mineral composed of pure carbon. It has a hardness of 10 on Mohs scale and a high refractive index. It is often found in association with kimberlite, a volcanic rock that originates from the mantle. On mindat.org, you can learn more about the properties, occurrences, varieties and localities of diamond and other minerals.Name: From the Greek κύλιυδροσ, a roll, in allusion to the typical cylindrical habit of the mineral. Type Locality: ⓘ Santa Cruz Mine, Poopó, Poopó Province, Oruro, Bolivia. Cylindrite Group. There is a relation between the cylindrical morphology and crystal structure. The latter is composite and characterizes in incommensurate ...mindat.org Mindat.org is the world's leading website about minerals and where they come from. Spodumene is a lithium-bearing mineral that occurs in granitic pegmatites and some metamorphic rocks. It is a source of lithium and a gemstone with various colors. Learn more about its properties, occurrence, and uses at mindat.org, the largest mineral database and reference website on the internet.If you’re a member of The Church of Jesus Christ of Latter-day Saints, you may be familiar with the convenience of shopping on store.lds.org. This online store offers a wide range ...Descloizite is a rare zinc and vanadium mineral that forms brown to black crystals with various habits. It is often associated with other secondary minerals in oxidized zones of base metal deposits. Learn more about its properties, occurrence, and uses at Mindat.org, the largest and most comprehensive mineral database online.FamilySearch.org is a valuable resource for anyone interested in genealogy and tracing their family history. With its vast collection of records, helpful tools, and collaborative f... Amphibole is a group of minerals with complex chemical compositions and diverse physical properties. They are important rock-forming minerals in many igneous and metamorphic rocks. Learn more about the amphibole supergroup, its classification, crystal structure, and occurrence at mindat.org, the world's largest mineral database. mindat.orgMindat.org - Mines, Minerals and MoreThis database contains worldwide information on minerals, mineral localities and other mineralogical information. In part supported by advertising, it stores data on 25,000 different minerals, varieties and synonyms listed with over 4,000 valid mineral and mineraloid names. The database is searchable by name, …Biagioni et al. (2020) delineate the series of Ag-poor tetrahedrites, where Ag < 3 apfu, belong to the tetrahedrite series. Although originally considered a series between tetrahedrite-(Fe) and tetrahedrite-(Zn), the two most common end-members, there are now (as of November 2023) seven IMA-recognized end-members.Hence, the former … Type Locality: ⓘ Mount Somma, Somma-Vesuvius Complex, Naples, Campania, Italy. Polymorph of: Dmisteinbergite, Stöfflerite, Svyatoslavite. Feldspar Group. Ca-rich end member of the plagioclase (Albite-Anorthite Series). High- and low-temperature structural modifications exist. Mindat Fellows 2023. The Mindat Fellows program is a way for you to help ensure the long-term survival of mindat.org and for you to proudly show others your support to help encouage others to do the same. Fellows will be receiving benefits such as advanced priority access to new features, priority support and special VIP events.mindat.org Introduction. Mindat.org is the world’s leading authority on minerals and their localities, deposits, and mines worldwide. Mindat.org’s mission is to advance the world’s understanding of minerals. Mindat.org has been collecting, organising, and sharing mineral information since October 2000. It is now an essential resource used daily ... Chromite is a versatile mineral that belongs to several series of iron and chromium oxides. Learn about its properties, occurrences, associations, and uses at Mindat.org, the largest and most comprehensive mineral database and reference website on the internet.Actinolite is an intermediate member Actinolite-Tremolite Series. Tremolite is defined as having an Mg/(Mg+Fe 2+) ratio ≥ 0.9; actinolite has a ratio of 0.5–0.9 and ferro-actinolite has a ratio of less than 0.5. The name actinolite has been retained for petrological reasons in the nomenclature (Leake et al., 1997; Hawthorne et al. …Hemimorphite is a valid mineral species with hemimorphic crystals and a chemical formula of Zn4Si2O7(OH)2·H2O. It occurs in various colors and forms, often associated with other minerals such as rosasite, calcite and plattnerite. Mindat.org is the largest and most comprehensive online database of minerals, mines and …Erionite was first found at the Durkee Fire Opal Mine, Swayze Creek, Durkee, Baker Co., Oregon (Tschernich, 1992). In modern nomenclature, the original erionite was erionite-Na, but potassium was nearly equal to sodium. This name now refers to a group of related minerals. Erionite minerals have the average chemical formula Ca3K2Na2 …A rhodian variety of Gold. Gold containing 34 to 43 weight percent Rh has been reported from Columbia & Mexico, but not confirmed. Silver- and mercury-bearing Gold. A variety of gold, containing up to 31 weight percent of silver and up to 15 weight percent of mercury. Compare also Unnamed (Ag-Au Amalgam).Name: Named in 1801 by Rene Just Haüy from μειωυ Greek for less, in reference to the less acute pyramidal form as compared to vesuvianite. Type Locality: ⓘ Mount Somma, Somma-Vesuvius Complex, Naples, Campania, Italy. Scapolite ( Marialite-Meionite Series ). Visit gemdat.org for gemological information about Meionite.Named in 1845 by Alexander Löwe in honor of Johann Rudolf Ritter von Gersdorff [March 18, 1781, Bochnia, Galicia, Poland – April 30, 1849, Vienna, Austria], mining expert and owner of the nickel mine at Schladming (ca. 1842). With the description of polymorphs in 1982, the name was changed to gersdorffite-P2 1 3.mindat.orgA variety of Muscovite Illite is a very common mica and clay mineral, typically found as extremely fine-grained masses of grayish-white to silvery-gray, sometimes greenish-gray, material. The literature on "illite" is very large as it is a widespread component of many sediments, especially marine; despite this it is poorly defined … Type Locality: ⓘ Tsumeb Mine (Ongopolo Mine), Tsumeb, Oshikoto Region, Namibia. Adelite-Descloizite Group. Conichalcite-Duftite Series. Duftite-Mottramite Series. Duftite-alpha is possibly a variety of Duftite isostructural with descloizite (for literature see duftite). Modern studies needed. Magnetite is an important, strongly magnetic iron ore, along with hematite. Nanoinclusions of magnetite crystals cause the iridescence of Rainbow obsidian (Nadin, 2007). Extremely thin layers of 200-nm octahedral crystals of magnetite give some basalt surfaces an iridescent sheen (Nadin, 2007). May precipitate from supersaturated volcanic gas ... Mindat.org has an enormous resource of educational articles and other content, and whether you're a beginner or an expert we have all the information you need. These have been divided into three sections: Introductory Articles These articles are suitable for everyone wanting to learn about rocks and minerals.View from mars rover ... NASA's Mars Perseverance rover acquired this image using its Right Mastcam-Z camera. Mastcam-Z is a pair of cameras located high on the ...Pyromorphite is a mineral species composed of lead, chlorine, and phosphate. It forms striking hexagonal crystals with various colors, such as green, yellow, brown, or orange. Learn more about its properties, occurrence, and uses at Mindat.org, the largest mineral database and reference website on the internet.Originally described in the 19th century from the Slyudyanka phlogopite mines area, Lake Baikal, Irkutskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Blue Diopside. Usually granular diopside forming monomineral zones in magnesium skarns in some regions of Prebaikalie.mindat.orgIf you’re a member of The Church of Jesus Christ of Latter-day Saints, you may be familiar with the convenience of shopping on store.lds.org. This online store offers a wide range ...There are currently 6,017 approved mineral species listed on mindat.org. What is a mineral? (for the longer answer, read this article) The IMA ( International …The most simple Ce mineral known. Cerianite generally forms as an oxidation product of Ce 3+ -bearing minerals. Formation under hydrothermal oxidative conditions is rare. One of three currently recognized minerals with tetravalent cerium, beside dyrnaesite- (La) and stetindite. May be non-stoichiometric and bear some Ce (III) and vacancies.Specimen Photo Search. Enter a mineral/rock name (eg Almandine ), and part of a region name (eg Alaska) and this search will find all photos from localities within the region of that mineral. Select type of photo to search and either check all photos or select a subtype for the photos. Alternatively, enter a keyword or photograph type …Libethenite is a secondary copper phosphate mineral found in the oxidized zone of copper ore deposits. The phosphate is often derived from the weathering of apatite and other rock-forming phosphates such as monazite and xenotime. A rare case of probable primary libethenite from a greisen deposit is reported by Sejkora et al. …Originally described in the 19th century from the Slyudyanka phlogopite mines area, Lake Baikal, Irkutskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Blue Diopside. Usually granular diopside forming monomineral zones in magnesium skarns in some regions of Prebaikalie.Dark or black iron rich (10% of the magnesium site) dolomite found as euhedral crystals embedded in gypsum-rich marls, originally described from Teruel, Aragón, Spain. The name has been used in recent times for similar dolomite crystals of any colour,... Zinc-bearing Dolomite. A variety of dolomite containing Zinc.Named in 1845 by Alexander Löwe in honor of Johann Rudolf Ritter von Gersdorff [March 18, 1781, Bochnia, Galicia, Poland – April 30, 1849, Vienna, Austria], mining expert and owner of the nickel mine at Schladming (ca. 1842). With the description of polymorphs in 1982, the name was changed to gersdorffite-P2 1 3.Named in 1883 by Gustav Tschermak for the river Drau (in Latin, Drave), on which the type locality is situated. Type Locality: ⓘ Dobrova pri Dravogradu, Dravograd, Slovenia. A very common member of the Tourmaline Group. Dravite-Elbaite Series, Dravite-Schorl Series. The Mg analogue of schorl.It was first discovered by the Scottish-born Kenyan gemologist Campbell R. Bridges (1937 – 11 August 2009), in Lemshuko, 15 km away from Komolo, in north-east Tanzania (Bridges, 1974). A variety of Grossular A trade name for a green Cr- and V-bearing variety of grossular. Major occurrences are in Kenya and Tanzania.Brochantite je zelený minerál síranu mědi, který tvoří krásné krystaly různých tvarů a velikostí. Na této stránce naleznete podrobné informace o jeho vlastnostech, výskytu, historii a fotografiích z různých lokalit po celém světě. Pokud máte zájem o brochantite, neváhejte navštívit tuto stránku a objevte jeho krásu a zajímavost.mindat.orgAcanthite is the low-temperature modification of silver sulphide. All natural silver sulphide specimens at room temperatures are acanthite. The structure of Argentite, the high-temperature cubic (isometric) form cannot be quenched. At atmospheric pressure, argentite is stable above 177°C and acanthite is stable below 177°C. Chalcocite is a copper sulfide mineral with a hexagonal crystal structure and a metallic luster. It is a valuable ore of copper and a source of various copper minerals. Learn more about its properties, occurrence and uses at mindat.org, the largest mineral database and reference website on the internet. mindat.orgMindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Copyright © mindat.org and the Hudson ... a trade name for any white feldspar with a blue schiller. Commonly microcline rarely orthoclase, and the plagioclase series. contains albite with its variety peristerite has moonstone's blue schiller Antiperthite and anorthoclase may show schiller similar to moonstone and have been lumped together in moonstone. Mindat.org is a non-commercial interactive online database covering minerals across the world. Originally created by Jolyon Ralph as a private project in 1993, it was …. Dark or black iron rich (10% of the magnesium s Search for Minerals in a Country/Top Level Admi Tourmaline (synonymous with tourmaline group) comprises trigonal borosilicates of the cyclosilicate superclass. The nomenclature was revised by Henry et al. (2011). Notes on the general formula: - Additional cations are reported substituting in minor amounts for the principal cations of the G and D sites. Ilmenite: Mineral information, data and lo Mindat Fellows 2023. The Mindat Fellows program is a way for you to help ensure the long-term survival of mindat.org and for you to proudly show others your support to help encouage others to do the same. Fellows will be receiving benefits such as advanced priority access to new features, priority support and special VIP events. Chromite is a versatile mineral that belongs to several series of i...
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