baryta white
11Harmotome — Har mo*tome ( m[ o]*t[=o]m), n. [Gr. armo s a joint + te mnein to cut: cf. F. harmotome.] (Min.) A hydrous silicate of alumina and baryta, occurring usually in white cruciform crystals; cross stone. [1913 Webster] Note: A related mineral, called… …
12Barium — (pronEng|ˈbɛəriəm) is a chemical element. It has the symbol Ba, and atomic number 56. Barium is a soft silvery metallic alkaline earth metal. It is never found in nature in its pure form due to its reactivity with air. Its oxide is historically… …
13barium hydroxide — noun white poisonous crystals; made by dissolving barium oxide in water • Hypernyms: ↑baryta * * * noun : a strong toxic base Ba(OH)2.8H2O obtained usually as colorless crystals by dissolving barium oxide in water and used chiefly in making… …
14barium oxide — noun an oxide of barium; a whitish toxic powder • Syn: ↑barium monoxide, ↑barium protoxide • Hypernyms: ↑baryta * * * noun : any oxide of barium; especially …
15Ultramarine — infobox color|title=Ultramarine|hex=120a8f|textcolor=white r=18|g=10|b=143 c=100|m=90|y=4|k=1 h=244|s=93|v=56 Ultramarine is a blue pigment consisting primarily of a double silicate of aluminium and sodium with some sulfides or sulfates, and… …
16barium — /bair ee euhm, bar /, n. Chem. a whitish, malleable, active, divalent, metallic element, occurring in combination chiefly as barite or as witherite. Symbol: Ba; at. wt.: 137.34; at. no.: 56; sp. gr.: 3.5 at 20°C. [1800 10; BAR(YTES) + IUM] * * *… …
17List of chemical element name etymologies — This is the list of etymologies for all chemical element names: Name Symbol Language of origin Word of origin Meaning Symbol origin Description Actinium Ac Greek ἀκτίς (aktis) beam Greek aktinos ἀκτίς, ἀκτῖνος (aktis; aktinos), meaning beam (ray) …
18barium peroxide — noun a white toxic powder obtained by heating barium oxide in air • Syn: ↑barium dioxide • Hypernyms: ↑baryta * * * noun also barium dioxide : a compound BaO2 obtained as a grayish white toxic powder by heating barium monoxide in air or oxygen… …
19Barium oxide — Chembox new Name = Barium oxide OtherNames = Barium monoxide; barium protoxide; calcined baryta Section1 = Chembox Identifiers CASNo = 1304 28 5 Section2 = Chembox Properties Formula = BaO MolarMass = 153.3 g/mol Appearance = white solid Density …
20ectoplasm — Also known as ectoplasmic substance. The term ectoplasm comes from the Greek words ektos (exterior, from the outside) and plasma (something formed or moulded). It was introduced in or shortly before 1894 by the French physiologist and Nobel… …
