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Dana's classification [1] [2] is a mineral classification developed by James Dwight Dana. It is based on the chemical composition and structure of minerals. It is mainly used in English-speaking countries, especially in the United States. The mineral classification used by the International Mineralogical Association is the Nickel-Strunz ...
Classification of minerals — includes:; Class 01 - Elements: Metals and Alloys, Carbides, Silicides, Nitrides, Phosphides; Class 02 - Sulfides, Sulfosalts ...
Dimeric and polymeric minerals, phosphate and sulfate class: polyphosphates, polyoxometalates, hexaniobates [Nb 6 O 19], pyrophosphates [P 2 O 7], pyroarsenates [As 2 O 7], decavanadates [V 10 O 28] Other cases (relaxed sense) Organic minerals, salts of organic acids (class 10, division A): oxalates, citrates, acetates, formiate
The classification of minerals is a process of determining to which of several groups minerals belong based on their chemical characteristics. Since the 1950s, this classification has been carried out by the International Mineralogical Association, which classifies minerals into the following broad classes: Classification of non-silicate minerals
Amethyst crystals – a purple quartz Apophyllite crystals sitting right beside a cluster of peachy bowtie stilbite Aquamarine variety of beryl with tourmaline on orthoclase Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals Austinite from the Ojuela Mine, Mapimí, Durango, Mexico Ametrine ...
The actor-singer was a 1970s heartthrob who co-starred as the blond half of the crime-fighting duo “Starsky & Hutch” and topped the music charts with the ballad “Don’t Give Up on Us.” Jan. 4. Franz Beckenbauer, 78. He won the World Cup both as a player and coach and became one of Germany’s most beloved personalities with his ...
In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.
A passenger on a plane sniffed out another traveler's foul-smelling food in a viral video he recently posted on social media.. Zavier Torrence, 25, told Fox News Digital he was on the second leg ...