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Covellite is a rare copper sulfide mineral with a striking iridescent blue color. It forms in high-sulfidation environments, often associated with other copper minerals. Learn more about its properties, occurrence, and uses at mindat.org, the largest and most comprehensive mineral database online.Opal adalah mineral silika amorf yang memiliki warna-warni yang berubah-ubah karena difraksi cahaya. Opal memiliki berbagai varietas, seperti Opal-AG, Opal-AN, Opal-CT, dan Opal-C, yang berbeda dalam struktur dan komposisi kimianya. Situs mindat.org menyediakan informasi lengkap dan terpercaya tentang opal, …Mindat Fellows 2024. 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 …Tremolite is a calcium magnesium silicate mineral with a fibrous or prismatic habit. It is a common metamorphic mineral in skarns, marbles and calc-silicate rocks. Learn more about its properties, localities, photos and data on mindat.org, the largest and most comprehensive mineral database and reference website on the internet. Mindat Fellows 2024. 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.

Galena is a common and important lead ore mineral that has a metallic luster and cubic crystals. Learn more about its properties, occurrence, associations, and uses at mindat.org, the largest mineral database and reference website on the internet.

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 ...

mindat.orgAbout Plancheite Hide. Pale blue to deep blue, pale greenish blue. Named by A. Lacroix in 1908 in honor of François Gilbert Planche (4 June 1866, Tarare, Rhône-et-Loire, France - 24 May 1924, Gap, Hautes-Alpes, France), was an industrialist and a politician. He built dams and power plants, and founded several rail companies.Type Locality: ⓘ Rutile type locality, Horcajuelo de la Sierra, Community of Madrid, Spain. Polymorph of: Akaogiite, Anatase, Brookite, Riesite, UM1991-08-O:Ti, UM2000-41-O:Ti (TiO2-II) The most common member of the Rutile Group. Rutile is one of the five forms of titanium dioxide, TiO 2, found in nature.Specific Gravity: 3.22. Crystal System: Monoclinic. Name: Named after Heikki Allen Väyrynen (1888-1956), professor of mineralogy, Technical High School, Helsinki (Finland). Type Locality: ⓘ Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland. The manganese-beryllium-phosphate väyrynenite was first recognized in 1939 as a ...Quartz is one of the most common and versatile minerals, with many varieties and optical properties. Learn more about its chemical composition, crystallography, physical properties, classification, origins, and localities at mindat.org, the largest mineral database and reference website on the internet.

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Mindat.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 ...

If you have not yet registered with mindat.org, click here. Forgotten your password? click here. Your IP address is 40.77.167.80. Email: Password: Mineral and/or Locality . Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.The "mindat.org" link connects to the mindat data page for the current species. Most mineral species pages also have a link to a gallery of specimen photos from … Mindat.org is the largest database of minerals, mineral photos and mineral localities online. If you have not visited this site before then I suggest you visit our home page to learn more about mindat and the powerful search functions we offer. Chemistry of Staurolite Hide. Mindat Formula: Fe2+2Al9Si4O23(OH) The formula can also be considered as alternating layers of kyanite and oxide, and so can be recast as: 4Al 2 O [SiO 4]. AlFe 2+2 O 4 H. Elements listed: Al, Fe, H, O, Si - …Mindat.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 ...

Galena is a common and important lead ore mineral that has a metallic luster and cubic crystals. Learn more about its properties, occurrence, associations, and uses at mindat.org, the largest mineral database and reference website on the internet.The French spelling, "Cyanite", was commonly used by mineralogists through much of the 19th and early 20th centuries. Common metamorphic silicate mineral. The generally bluish colour is caused by Fe (II)-Fe (III) charge transfer (Faye and Nickel, 1969). Visit gemdat.org for gemological information about Kyanite.If you are a member of Kaiser Permanente (KP), you may be familiar with the term “kp org welcome.” KP.org is an online platform that provides members with a wide range of tools and...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.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.

Steel-grey to black in crystals and massively crystalline ores, dull to bright "rust-red" in earthy, compact, fine-grained material. Originally named about 300-325 BCE by Theophrastus from the Greek, "αιματίτις λίθος" ("aematitis lithos") for "blood stone". It is possibly the first mineral ever named ending with a "-ite" suffix.

版权所有© mindat.org1993年至2024年，除了规定的地方。 Mindat.org全赖于全球数千个以上成员和支持者们的参与。 隐私政策 ...About Bustamite Hide. Name re-used in 1922 by Esper Signius Larsen, Jr. and Earl Victor Shannon for a new mineral somewhat chemically similar to the original material, but which had proved to be a mixture. The original bustamite from Real de Minas, Fetela (Tetela de Ocampo), Jonotla, Mexico was a mixture of rhodonite and johannsenite. Advanced Search - mindat.orgIf you want to search for minerals with more specific criteria, such as crystal system, hardness, color, luster, etc., you can use the advanced search page. You can also search for minerals by name, synonym, or keyword. The advanced search page allows you to customize your query and filter the results by various options. Smithsonite is a zinc carbonate mineral that was named after James Smithson, the founder of the Smithsonian Institution. On mindat.org, you can find detailed information about the properties, occurrence, and photos of this mineral from various localities around the world. Whether you are a collector, a researcher, or a curious learner, you will enjoy exploring …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 ...Aragonite is a fascinating mineral that can form in various shapes, colors and patterns. It is also a polymorph of calcite and a main component of ammolite, a rare and colorful gemstone. Learn more about aragonite's properties, occurrence and uses at mindat.org, the largest mineral database and reference website on the …

Chalcopyrite Group. Chalcopyrite-Eskebornite Series. A major ore of copper. Common in sulfide veins and disseminated in igneous rocks. Weathering may lead to the formation of malachite, azurite, brochantite, langite and numerous other secondary copper minerals.

Chalcopyrite Group. Chalcopyrite-Eskebornite Series. A major ore of copper. Common in sulfide veins and disseminated in igneous rocks. Weathering may lead to the formation of malachite, azurite, brochantite, langite and numerous other secondary copper minerals. A Zn-rich variety is known from Atlantis II Deep (see …

Aragonite is a fascinating mineral that can form in various shapes, colors and patterns. It is also a polymorph of calcite and a main component of ammolite, a rare and colorful gemstone. Learn more about aragonite's properties, occurrence and uses at mindat.org, the largest mineral database and reference website on the …1993 to 2000. Before mindat.org was a website, it was a personal computer database project that Jolyon had written from scratch using the C++ programming language. It ran as a DOS application and also as an application on Jolyon's preferred Commodore Amiga computer. Jolyon was the only person who ever …Mindat.org - Mines, Minerals and Moremindat.orgOrthorhombic. Member of: Tuhualite Group. Name: Named after Jack Zektzer (1936 - ), mineral collector of Seattle, Washington, USA, who presented the material for study. Type Locality: ⓘ Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA. Tuhualite Group. Visit gemdat.org for gemological information about Zektzerite.Mindat Fellows 2024. 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 …25 Jul 2023 ... Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Copyright © mindat.org and ...An apatite with 3.18% rare earth elements (REE) and 1.33% Ce2O3 from the Kola Peninsula. Originally reported from Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Collophane. A name used for the massive, cryptocrystalline, colloidal (amorphous) varieties of Carbonate-rich Fluorapatite or Carbonate-rich …Mindat Fellows 2024. 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 …The following result(s) were found: Search returned: 376 items. Only items listed in bold are recognised mineral species. ... Mindat.org is an outreach project of ... 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. Selenite is a transparent variety of gypsum, a common mineral with many uses and applications. Learn more about its properties, localities and associations at Mindat.org, the largest and most comprehensive mineral database and reference website on the internet.

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...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. …Adularia is a potassium-rich feldspar mineral that forms in low-temperature environments. It has a characteristic pearly or opalescent luster and can be found in many localities around the world. Learn more about its properties, occurrence and uses at mindat.org, the largest mineral database and reference website on the … 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. Instagram:https://instagram. taylor swift pre ordertiffany and co earrings ebaysept 30 weatherpick n pull hayward ca A 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 … beautylookbookmlb postseason wiki Sphalerite Group. Sphalerite, also known as blende or zinc blende, is the major ore of zinc. When pure (with little or no iron) it forms clear to white crystals (known as Cleiophane ). Yellow to orange sphalerite is often called "golden sphalerite." Red shades of sphalerite are known as Ruby Blende or Ruby Jack. mrspeeny leaked 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 ... 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 …An apatite with 3.18% rare earth elements (REE) and 1.33% Ce2O3 from the Kola Peninsula. Originally reported from Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Collophane. A name used for the massive, cryptocrystalline, colloidal (amorphous) varieties of Carbonate-rich Fluorapatite or Carbonate-rich …