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Penroseite

Penroseite is a rare selenide mineral with the formula SE 2. He has a gray-steel colour and black streak with a hardness of 3. It is an isometric mineral, 2 / m3. Penroseite was first discovered in 1925 in a Bolivian Rhyolite. He was named for Ri ...

Pharmacosiderite

Pharmacosiderite is a hydrated basic arsenate of iron, with the chemical formula KFE 3 4 h 2 O and a molecular weight of 873.38 g / mol. It consists of elements, arsenic, iron, hydrogen, potassium, sodium and oxygen. It has a Mohs hardness of 2 t ...

Pyrope

The mineral pyrope is a member of the garnet group. Pyrope is the only member of the family, garnet to always display red coloration in natural samples, and from this characteristic that it gets its name: from the Greek for fire and eye. Although ...

Skaergaardite

Skaergaardite represents the intermetallic platinum-group minerals with the General chemical formula Initially. The mineral is named after its location of discovery: Stargardzki intrusion, Kangerdlugssuaq area of East Greenland. The name of a min ...

Skutterudite

Named after the town of Skotterud, Norway, skutterudite is a cobalt arsenide minerals containing various amounts of Nickel and iron substitution of cobalt General formula: 3 PS. Some links to give arsenic variable formula index 2-3 times. High gr ...

Sperrylite

Sperrylite is a platinum arsenide-a mineral with the formula 2 title and an opaque metallic tin white mineral which kristallizuetsya in the isometric system with the pyrite group structure. It forms cubic, octahedral or pyritohedral crystals in a ...

Spessartine

Spessartine, sometimes erroneously referred to as spessartite, is a nesosilicate, manganese types-aluminium garnet, MN 3 al 2 3. Mineral spessartine should not be confused with a type of volcanic rock called spessartite. Spessartines the name is ...

Trogtalite

Trogtalite is a rare selenide mineral with formula by 2. He kristallizuetsya in the cubic system and is part of the pyrite group consisting of co 2 and Se 2 2− ions. It has a pink-purple color, and its crystals are opaque. It often occurs as grai ...

Tyrrellite

Tyrrellite is a selenide mineral, with the formula CU 2 SE 4. He was found in a district in Northern Saskatchewan and in the Petrovice Deposit, Czech Republic. It is named after canadian geologist Joseph Burr Tyrrell. Joseph Tyrrell was one of th ...

Agardite

Agardite is a mineral group consisting of agardite-, agardite-, agardite -, and agardite-. They are a group of minerals that are water arsenate hydrated rare earth elements and copper, with the General chemical formula CU 6 3 6 3H 2 O. yttrium, c ...

Atheneite

Atheneite is a rare palladium, mercury, gallium mineral with formula 3, As associated with palladium–gold deposits. Its composition corresponds to arsenopalladinite 3), isomertieite and meritieite second 3).

Farneseite

Farneseite is a mineral of the sodalite group cancrinite 14 stacking layers. It is a complex silicate mineral with the formula: 56 7 12 6H 2 O. It was named after the location in Farnese, Lazio, Italy. He is a member of the cancrinite-sodalite gr ...

Fluorellestadite

Fluorellestadite is a rare nesosilicate of calcium, sulphate and fluorine with the chemical formula ca 10 3 f 2. He is a member of the Apatite group, and forms a series with hydroxylellestadite.

Gmelinite

Gmelinite-Na is one of the rarer zeolites, but most often a member of the gmelinite series, gmelinite-CA, gmelinite-K and gmelinite-na. It is closely connected with a very similar mineral chabazite. Gmelinite was named as a single species in 1825 ...

Kalsilite

Kalsilite KAlSiO 4 is a vitreous white to grey feldspathoidal mineral that is found in some potassium-rich Lavas, such as Chamengo the crater in Uganda. It has a relative hardness of 5.5.

Nickeline

Nickeline or niccolite is a mineral consisting of Nickel arsenide containing 43.9% Nickel and 56.1% arsenic. A small amount of sulfur, iron and cobalt, usually present, and sometimes the arsenic is largely replaced by antimony. This last forms an ...

Pabstite

Pabstite is a barium tin titanium silicate mineral that is found in the contact metamorphic limestone. It belongs to the benitoite group of minerals. The chemical formula of pabstite is basi 3 About 9. It is located in Santa Cruz, California. Cry ...

Pimelite

Pimelite was discredited as a mineral species by the International mineralogical Association in 2006, in the article, which suggests that" pimelite” specimens probably willemseite or kerolite. It was a mass discreditation, and not based on any re ...

Sacrofanite

Sacrofanite is a rare silicate mineral that has the General formula 9 12 24 4 n. It was approved as minerals of the International mineralogical Association in 1980. Its name comes from the Sacrofano Caldera in the Monti Sabatini, from which it wa ...

Vanadinite

Vanadinite is a mineral belonging to the Apatite group, of phosphates, with the chemical formula PB 5 3 C. Is one of the main industrial ores of the metal vanadium and a minor source of lead. A dense, brittle mineral usually found in the form of ...

Yagiite

Yagiite is a cyclosilicate mineral belonging to the osumilite group. It was discovered in 1968 in an iron meteorite that fell in colomera in Granada province. Named after the Japanese mineralogist Kenzo Yagi, and its CAS registry number is IMA196 ...

Allanite

Allanite is a sorosilicate group of minerals within the broader epidote group that contain a significant amount of rare earth elements. The mineral occurs mainly in metamorphosed clay rich sediments and acid igneous rocks. He has the General form ...

Aluminoceladonite

Aluminoceladonite low-temperature dioctahedral potassium micas mineral, which is the end member in an Illite-aluminoceladonite solid solution series. Chemical formula aluminoceladonite cal 2.

Amicite

Amicite is a silicate mineral family of zeolites. He has the General formula K 2 al 4 si 4 O 16 5. Amicite was described in 1979 from samples obtained in Howenegg quarry in Immendingen, Hegau, in the German state of Baden-württemberg, which is th ...

Annite

Annite is a phyllosilicate mineral in the mica family. It has the chemical formula KFE 3 2 ALSI 3 O 10 2. Annite is the iron end member of the biotite group, the mica, the iron rich analogue of magnesium rich phlogopite. Annite is monoclinic and ...

Ardaite

Ardaite is a very rare sulfosalt mineral with chemical formula PB 19 SB 13 s 35 CL 7 in the monoclinic crystal system, named after the Arda river, which passes through the settlement Type. It was discovered in 1978 and approved by the Internation ...

Arfvedsonite

Arfvedsonite is a sodium amphibole mineral composition. He kristallizuetsya in the monoclinic prismatic Crystal system and typically occurs as greenish black bluish grey fibrous radiating or stellate prisms. This is a fairly rare mineral in nephe ...

Aspidolite

Aspidolite mica group phyllosilicate mineral, which is similar to that of sodium magnesium-rich mineral phlogopite. The ideal chemical formula for aspidolite is NaMg 3 ALSI 3 O 10 2.

Balangeroite

Balangeroite is one of the most important chrysotile mines in Europe, the Balangero serpentinite. Thus, it is usually mistaken as asbestiform on the sum of other mineral phases like chrysotile, magnetite and Fe-Ni alloys. However, Balangeroite le ...

Biotite

The biotite is a common phyllosilicate group of minerals of the mica group with the approximate chemical formula K 3 ALSI 3 O 10 2. It is primarily a solid solution series between the iron-endmember annite, and the magnesium-endmember phlogopite, ...

Birnessite

Birnessite 2 O 4 1.5 H2O is an oxide mineral of manganese, calcium, potassium and sodium. It has dark brown to black color with metallogeny Shine. It is also very soft, with a Mohs hardness of 1.5. Birnessite is formed by precipitation in lakes, ...

Bityite

Bitiite is considered a rare mineral, and this endmember to Margarita mica sub-group found in group phyllosilicate. The mineral was first described by Antoine Francois Alfred Lacroix in 1908, and later its chemical composition was concluded Profe ...

Calaverite

Calaverite, or gold Telluride, is an uncommon telluride of gold, a metallic mineral with the chemical formula aute 2, With approximately 3% of the Gold replaced by silver. It was first discovered in Calaveras County, California in 1861, and was n ...

Carlfriesite

Carlfriesite is a rare tellurium mineral with formula Kate 4 2 te 6 hours 8 or more simplistically: Kate 3, 8. It has the Mohs hardness is 3.5 and it occurs in various shades of yellow, from bright yellow to a light color, buttery. He was named f ...

Carnotite

Carnotite is a potassium uranium Vanadate radioactive mineral with chemical formula K 2 3H 2 O. the water content can vary and small amounts of calcium, barium, magnesium, iron and sodium are often present.

Caryopilite

Caryopilite is a brown mineral with the formula si 3 o 2 5 4. The mineral was discovered in 1889 from a mine in Sweden. It was named after the Greek word for walnut and felt in relation to their appearance.

Charoite

Charoite 2 si 4 O 10 H2O) is a rare silicate mineral first described in 1978 and named for the Chara river. It was reported only from the Aldan shield, Sakha Republic, Siberia, Russia. Installed, where the syenite of Murunskii array has penetrate ...

Chrisstanleyite

Chrisstanleyite, AG 2 PD 3 GP 4, is a selenide mineral that kristallizuetsya in highly saline, acidic hydrothermal solution at low temperatures in the framework of the selenide vein near inclusions and calcite veins. It usually can be found in co ...

Clintonite

Not to be confused with the political term Clintonite Clintonite is a calcium magnesium silicate class of mineral. He is a member of the Margarita group of micas and the subgroup often referred to as "brittle" micas. Clintonite has the chemical f ...

Cornwallite

Cornwallite is an uncommon copper arsenate mineral with formula CU 5 2 4. It forms a series with the phosphate pseudomalachite and is a dimorph of the triclinic cornubite. It is a green monoclinic mineral that forms as a radially-fiber inlays.

Cuspidine

Kusedeevo is a fluorine-bearing silicate mineral with formula: CA 4 2. Kusedeevo kristallizuetsya in the monoclinic crystal system and occurs as needle-like to lance shape, pale-red to light brown crystals. He is a member of the wohlerite group. ...

Cymrite

Cymrite silicate mineral with the chemical formula of the Baal 2 si 2 8 H 2 O. the mineral is named kimri who is the Welsh word for Wales. Cymrite, with perfect cleavage and a monoclinic crystal system, falls into the silicate group. Silicates ar ...

Dollaseite-(Ce)

Dollaseite is a sorosilicate end-member epidote mineral and was opened in Gajer Ostanmossa mine, Norberg district, Sweden, mineral wrongly named "magnesium orthite" after Gajer was renamed in the structure refinements in the Mineral Peacor and Du ...

Edenite

Edenite is a double chain silicate mineral of the amphibole group with the General chemical composition of the NAC 2 mg 22 2 5 hours. Edenite named after the location Edenville, orange, new York, where it was first described.

Ephesite

Ephesite is a rare member of the mica silicate mineral group, the phyllosilicate. It is restricted to a quartz-free, alumina-rich mineral parageneses and was found in South Africa deposits in the postmasburg area and Ephesus, Turkey.

Epidote

Belonging to the same group, isomorphous with epidote are REE-rich allanite, and manganese, rich in color. The piemontite occurs as small, reddish-black, monoclinic crystals in the manganese mines at San Marcel, near Ivrea in Piedmont, and in cry ...

Erythrite

Erythrite or red cobalt is a secondary hydrated cobalt arsenate mineral with the formula 2 8H 2 O). Erythrite and annabergite 2 8H 2 O) form a complete series with the General formula 3 2 8H 2 O. Erythrite kristallizuetsya in the monoclinic cryst ...

Eveslogite

Eveslogite 48 14) is a complex inosilicate mineral found on the mountain. In the eveslogchorr Khibiny massif, Kola Peninsula, Russia. The name comes from the name, where it was discovered. It is a silicate mineral occurs as anchimonomineral vein ...

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