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  2. Maghemite - Wikipedia

    en.wikipedia.org/wiki/Maghemite

    Maghemite forms by weathering or low-temperature oxidation of spinels containing iron(II) such as magnetite or titanomagnetite. Maghemite can also form through dehydration and transformation of certain iron oxyhydroxide minerals, such as lepidocrocite and ferrihydrite. It occurs as widespread brown or yellow pigment in terrestrial sediments and ...

  3. Biblia Hebraica Stuttgartensia - Wikipedia

    en.wikipedia.org/wiki/Biblia_Hebraica_Stuttgartensia

    A sample page from Biblia Hebraica Stuttgartensia (Genesis 1,1-16a).. The Biblia Hebraica Stuttgartensia, abbreviated as BHS or rarely BH 4, is an edition of the Masoretic Text of the Hebrew Bible as preserved in the Leningrad Codex, and supplemented by masoretic and text-critical notes.

  4. Gemstones in the Bible - Wikipedia

    en.wikipedia.org/wiki/Gemstones_in_the_Bible

    The coral referred to in the Bible is the precious coral (Corallium rubrum), the formation of which is a calcareous secretion of certain polyps resulting in a tree-like formation. Presently coral is found in the Mediterranean , the northern coast of Africa furnishing the dark red, Sardinia the yellow or salmon-colored, and the coast of Italy ...

  5. Iron (II,III) oxide - Wikipedia

    en.wikipedia.org/wiki/Iron(II,III)_oxide

    Iron(II,III) oxide, or black iron oxide, is the chemical compound with formula Fe 3 O 4.It occurs in nature as the mineral magnetite.It is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) which also occurs naturally as the mineral hematite.

  6. Iron oxide nanoparticle - Wikipedia

    en.wikipedia.org/wiki/Iron_oxide_nanoparticle

    and octahedral sites are occupied by both Fe 3+ and Fe 2+. Maghemite differs from magnetite in that all or most of the iron is in the trivalent state (Fe 3+) and by the presence of cation vacancies in the octahedral sites. Maghemite has a cubic unit cell in which each cell contains 32 oxygen ions, 21 13 Fe 3+ ions and 2 2 ⁄ 3 vacancies ...

  7. Four Worlds - Wikipedia

    en.wikipedia.org/wiki/Four_Worlds

    Beri'ah (בְּרִיאָה or alternatively [2] בְּרִיָּה), meaning World of Creation. On this level is the first concept of creatio ex nihilo (Yesh miAyin), however without yet shape or form, as the creations of Beriah sense their own existence, though in nullification of being (Bittul HaMetziut) to divinity. Beriah is the realm of ...

  8. Documentary hypothesis - Wikipedia

    en.wikipedia.org/wiki/Documentary_hypothesis

    A version of the documentary hypothesis, frequently identified with the German scholar Julius Wellhausen, was almost universally accepted for most of the 20th century. [5] It posited that the Pentateuch is a compilation of four originally independent documents: the Jahwist , Elohist , Deuteronomist , and Priestly sources, frequently referred to ...

  9. Jacob L. Wright - Wikipedia

    en.wikipedia.org/wiki/Jacob_L._Wright

    Jacob L. Wright is a biblical scholar currently serving as professor of Hebrew Bible at Emory University. [1] Prior to his Emory appointment, Wright taught at the University of Heidelberg (Germany), one of the foremost research-oriented public universities in Europe, for several years.