Magnesium - Wikiparency

# Magnesium ## 🧊 Magnesium · 3D (three.js) <iframe src="https://wikitube-elements.netlify.app/?el=Mg&embed=1" width="100%" height="620" frameborder="0" style="border:0;border-radius:12px;overflow:hidden" allowfullscreen loading="lazy" title="The Elements 3D microsim - Magnesium"></iframe> *Magnesium in the live three.js Elements explorer — drag to orbit the atom, click any tile to compare, slide the temperature.* · [▶ open full](https://wikitube-elements.netlify.app/?el=Mg)  !Magnesium plate.svg *Plate 12 of 118 - animated Bohr shells, stylized per Madelung filling; engraving style per house Arcanity kit.* ## Microsim To Do *Claimable rows, house pattern. Real Wikipedia articles only.* - Chlorophyll - magnesium porphyrin and photosynthetic light capture - Photosynthesis - light reactions and magnesium-dependent enzyme catalysis - Magnesium alloy - aerospace applications and strength-to-weight ratios - Magnesium sulfate - Epsom salt and medical applications - Combustion - magnesium burning and thermite reactions ## Links (Wikipedia order)  `1,1,1-Trichloroethane` · `2,2,2-Trichloroethanol` · `24_Hours_of_Le_Mans` · `AMPA` · `Abundance_of_elements_in_Earth's_crust` · [[Actinium]] · `Adenosine_triphosphate` · `Adsorption` · `Alanine` · `Alcohol_(drug)` · `Alcoholism` · `Alkali_metal` · `Alkaline_earth_metal` · [[Aluminium]] · `Aluminium-26` · `Aluminium_alloy` · [[Americium]] · `Ammonium_chloride` · `Ancient_Greek` · `Ancient_Magnesia` · `Anisotropy` · `Anode` · [[Antimony]] · `Antiseptic` · `Antoine_Bussy` · `Archery` · [[Argon]] · [[Arsenic]] · [[Astatine]] · `Atomic_number` · `Atomic_radius` · `Autoignition_temperature` · `BMW` · 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Infobox grounded in [Wikipedia: List of chemical elements](https://en.wikipedia.org/wiki/List_of_chemical_elements), fetched 2026-07-08. Full article: [Wikipedia: Magnesium](https://en.wikipedia.org/wiki/Magnesium).  ## Key facts (infobox) | | | |---|---| | Symbol - Z | Mg - 12 | | Group - Period - Block | 2 - 3 - s-block | | Atomic weight (Da) | 24.305 | | Density (g/cm3) | 1.738 | | Melting - Boiling (K) | 923 - 1363 | | Electronegativity (Pauling) | 1.31 | | Crustal abundance (mg/kg) | 23300 | | Origin | primordial | | Phase (STP) | solid | | Name origin | Magnesia region, Thessaly, Greece | *Bracketed weights are the mass number of the most stable isotope; values in parentheses are predictions (per the source table).* ## Story Magnesium was first isolated in 1808 by Sir Humphry Davy through electrolysis of a magnesium salt, following his recent triumph with sodium. The element's name derives from Magnesia, a region of Thessaly in ancient Greece where magnesia alba (magnesium carbonate) was mined and used as a medicinal white powder. Ancient alchemists and physicians knew magnesia as a compound, though its elemental identity remained hidden until Davy's electrochemical methods revealed it. Magnesium is a silvery-white, relatively light metal that burns with an intense white flame [model-prior - verify], once used in photographic flashbulbs and now in pyrotechnics and military applications. Its low density coupled with reasonable strength makes magnesium valuable in lightweight alloys for aerospace structures, automotive parts, and consumer electronics [model-prior - verify]. The element's second most important role is as the central atom of chlorophyll, the green pigment that captures light in photosynthesis and enables all plant life and the oxygen-producing basis of Earth's biosphere [model-prior - verify]. Magnesium is also essential in human nutrition, serving as a cofactor in over 300 enzymatic reactions. The compound magnesium oxide serves as a refractory material in furnaces, and magnesium sulfate (Epsom salt) has long been used in medicine. In this corpus, magnesium anchors the **photosynthesis and life chemistry narrative** while also connecting to aerospace materials and the manufacturing technologies that build modern civilization. ## Corpus connections - R.E.A.C.T.I.O.N. - the Chemistry hub - Centers of Excellence Portal - [[Technetium|Technetium - the element made before found]] - the canon's patron - and Technitium, the School - External: [Chlorophyll - en.wikipedia.org](https://en.wikipedia.org/wiki/Chlorophyll) for photosynthetic life - External: [Magnesium_alloy - en.wikipedia.org](https://en.wikipedia.org/wiki/Magnesium_alloy) for aerospace - Space Mining In Minnesota - magnesium in lunar regolith and space resource utilization ## Vocational-Technical Semiotics The element speaks the canon's shared signs: the periodic table cell (Mg, group 2, period 3), isotope notation, and hazard pictograms ghs where handling demands it. ## Sources Infobox: [en.wikipedia.org/wiki/List_of_chemical_elements](https://en.wikipedia.org/wiki/List_of_chemical_elements) (fetched 2026-07-08); etymology per the same table's notes. Story sources to be added at enrichment. ## Navigation - Canon: Elements Canon index - neighbors by Z: [[Sodium|Sodium (11)]] - [[Aluminium|Aluminium (13)]] - R.E.A.C.T.I.O.N. - Centers of Excellence ## Wikipedia : Wikitube **Strict pair:** [Wikipedia](https://en.wikipedia.org/wiki/Magnesium) : [Wikitube](https://en.wikitube.io/wiki/Magnesium) ## Previous hub tags Tree parents: [[Helium]] · [[Hydrogen]] · [[Oxygen]]. Legacy hubs: none. --- *Sources: 1 legacy note. Minted wave 1, 2026-07-30 (v1.6 order).*