Astronomy   View all facts   Glossary   Help

physical object > natural object > particle > element > planetary element > oceanic element > recycled oceanic element

recycled oceanic element comparison table

Subject	has pronunciation	has thermal neutron capture cross section	has rigidity modulu	has synonym	has isotope mass range	has heat of vaporization	has discoverer	has thermal conductivity	has discovery date	has occurrence	has name origin	has linear expansion coefficient	has heat of fusion	has specimen	has main mining area	has critical pressure	has daily dietary intake	has lethal intake	has ocean residence time	has mineral	has melting point	has neutron scattering length	has Curie temperature	has image	has covalent radii	has symbol name origin	has term symbol	has crystal cell dimension	has poisson's ratio	has mass of element in person	has reserve	has ocean oxidation state	has young's modulu	react	has state	has heat capacity	has bulk modulu	has van der Waals radii	has molar volume	has definition	has boiling point	has hazard	has biological role	has ionic radii	has electrical resistivity	has relative atomic mass	has chief source	has electron affinity	has registry number	has density	has atomic radii	has atomic number	has mass magnetic susceptibility	has hardness	has discovery location	has number of isotope	has toxic intake	has abundance	has atomic emission line	reacts with	has longest lived isotope	has filling orbital	has symbol	has use	has world production	has electron configuration	has number of proton	has mass absorption coefficient	has level in human	has electronegativity	has critical temperature	has appearance	has group
arsenic	ahrs-nik	4.30 barns		pnictogen	67 to 87	31.9 kJ mol-1	Albertus Magnus	50.0 W m-1 K-1 at 300 K for α form	1250	ocean	arsenikon = yellow orpiment from Greek	4.6 × 10-6 K-1	27.7 kJ mol-1	available as powder. Danger !	not much mined as such because more than required is produced as a by-product of refining certain sulfide ores		0.04 to 1.4 mg	50 to 300 mg	90000 years	arsenopyrite, conichalcite, enargite, lollingite, olivenite, orpiment and realgar	1090 K for α form under pressure	0.658 × 10-12 cm			121 pm		4S3/2 in ground state	c = 10.548 pm for β form		0.5 to 15 mg for a 70 kg average person depending on diet		V				20.786 J K-1 mol-1 for gas at constant pressure of 0.1 MPa at 298.15 K		200 pm	15.9 cm3 for β form	a metalloid element with two main forms, grey α arsenic and β arsenic	889 K sublimes	salts and arsine gases are very poisonous. Stimulates metabolism in small doses, but it is carcinogenic and possibly teratogenic	essential to some species including humans	69 pm for As3+	26 × 10-8 Ω m at 273 K	74.92159 in units of 12C = 12.000	arsenopyrite, realgar and orpiment	78 kJ mol-1 from As to As-	7440-38-2 for Chemical Abstracts System database	4700 kg m-3 for solid at 293 K (β form)	125 pm	33	-3.97 × 10-9 kg-1 m3 for β form	brittle for α form	Germany	22	5 to 50 mg	1.75 × 10-3 p.p.m. in deep Pacific seawater	454.348 nm for As II	hot acids and molten NaOH, tarnishes burns in oxygen			As	alloys, semiconductors, pesticides, wood preservatives and glass	47000 tonnes per year for As2O3	[Ar]3d104s24p3 in ground state	33	69.7 cm2 g-1 for MoKα X-ray diffraction	0.009 to 0.65 p.p.m. in muscle	2.18 Pauling		metallic for α form	15
barium				atom						ocean									10000 years													II																						malleable, extrudable and machinable
beryllium	be-ril-iuhm	0.0092 barns	156 GPa	atom	6 to 11	308.8 kJ mol-1	Nicholas Louis Vauquelin	200 W m-1 K-1 at 300 K	1797	ocean	beryllos = beryl from Greek	11.5 × 10-6 K-1	9.80 kJ mol-1	lumps, powder. Danger !	Brazil, USA, Madagascar, Germany, Czech Republic, Russia, India		0.01 mg	317 mg kg-1 acetate in rat	4000 years	beryl, bertrandite, chrysoberyl, gadolinite, herderite	1551 ± 5 K	0.779 × 10-12 cm			89 pm		1S0 in ground state	a = 255.15 pm for β-Be	0.02 GPa	0.036 mg for a 70 kg average person	400000 tonnes	II	318 GPa			20.786 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	110 GPa		4.88 cm3	Silvery-white, lustrous, relatively soft metal which is unaffected by air or water, even at red heat. Rare and fragile element. Nuclear reactions in stars destroy it. Most and possibly all beryllium originated when cosmic rays smashed into heavier atoms in space and split them into lighter ones, such as beryllium.	3243 K under pressure	inhalation of dust causes severe and irreparable lung damage	none	34 pm for Be+	4.0 × 10-8 Ω m at 293 K	9.012182 in units of 12C = 12.000	beryl, bertrandite	-18 kJ mol-1 from Be to Be-	7440-41-7 for Chemical Abstracts System database	1847.7 kg m-3 for solid at 293 K	113 pm	4	-1.3 × 10-8 kg-1 m3 for solid	malleable, extrudable and machinable	Paris, France	6 including nuclear isomers	13 mg kg-1 in rat	22 × 10-8 p.p.m. in deep Pacific seawater	527.081 nm for Be II		beryllium 9		Be	copper alloys used to make spark proof tools	364 tonnes year-1	[He]2s2 in ground state	4	cm2 g-1 0.298 for MoKalpha X-ray diffraction	0.00075 p.p.m. in muscle	1.57 Pauling
cadmium				atom						in sulfide minerals									30 years													II																																									a column number in the table of the elements
calcium	kal-sium	0.43 barns	7.9 GPa	atom	36 to 51	149.95 kJ mol-1	Sir Humphry Davy	200 W m-1 K-1 at 300 K	1808 (isolated)	in silicate materials such as igneous rocks	calx = lime from Latin	22 × 10-6 K-1	9.33 kJ mol-1	granules, pieces or turings. Care !	common everywhere		600 - 1400 mg	6.45 grams kg-1 in carbonate form for rat	1 × 106 years	anhydrite, aragonite, calcite, dolomite, gypsum, shortite, vaterite	1112 K	0.476 × 10-12 cm			174 pm		1S0 in ground state	a = pm	0.31 GPa	1.00 kg for a 70 kg average person	almost unlimited	II	19.6 GPa			20.786 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	17.2 GPa		25.86 cm3	silvery-white, relatively soft metal	1757 K	calcium compounds are only toxic via the other elements they contain	essential to all species	106 pm for Ca2+	3.43 × 10-8 Ω m at 293 K	40.078 in units of 12C = 12.000	calcite, dolomite, gypsum (used in cement and plaster) anhydrite (used to make H2SO4)	-186 kJ mol-1 from Ca to Ca-	7440-70-2 for Chemical Abstracts System database	1365 kg m-3 for liquid at 1112 K melting point	197 pm for α-form	20	+1.4 × 10-8 kg-1 m3 for solid	malleable, extrudable and machinable	London, England	16 including nuclear isomers	non-toxic	440 p.p.m. in deep Pacific seawater	422.673 nm for Ca I (used in atom absorption spectrometry)	oxygen and water but soon forms a thin protective oxide-nitride film preventing further corrosion			Ca	CaO used in metallurgy, water treatment, chemicals industry, cement, etc	112 × 106tonnes year-1 for lime, CaO	[Ar]4s2 in ground state	20	18.3 cm2 g-1 for MoKα X-ray diffraction	140 - 700 p.p.m. in muscle	1.00 Pauling
carbon	kar-bon	0.0035 barns		atom	9 to 16	710.9 kJ mol-1		990 - 2320 W m-1 K-1 for diamond at 298 K	pre-historic	in planet metallic core and associated with iron	carbo = charcoal from Latin	1.19 × 10-6 K-1 for diamond	105.1 kJ mol-1	amorphous, fullerenes, bucky tubes, diamond, graphite and soot. Safe.	diamond deposits in South Africa, USA, Russia, Brazil, Zaire, Sierra Leone, Ghana, Canada		300 g		800000 years	diamond, graphite, calcium magnesium carbonates, fossil fuel	800 K for buckminsterfullerene (sublimes)	0.66460 × 10-12 cm			60 pm for triple bonds		3P0 in ground state	a = 1414 pm for buckminsterfullerene		16 kg for a 70 kg average person	large for tar sands	IV				20.838 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K		185 pm	3.42 cm3 for diamond	pure forms occur as graphite, diamond and buckminsterfullerene C60	5100 K (sublimes)	carbon black is a nuissance but not dangerous, although soot may harbour carcinogenic materials	DNA constituent, organic molecules required for life	260 pm for C4-	1 × 1014 Ω m for buckminsterfullerene at 293 K	12.011 in units of 12C = 12.000	graphite	121.9 kJ mol-1 from C to C-	7440-44-0 for Chemical Abstracts System database	1650 kg m-3 for buckminsterfullerene at 293 K	77 pm	6	-6.2 × 10-9 kg-1 m3 for diamond			8 including nuclear isomers	non-toxic, but some compounds can be very toxic such as CO or CN-	28 p.p.m. in deep Pacific seawater	723.642 nm for C II (strong)	almost everything	carbon 12		C	coke in steel, carbon black in printing, as a filler, activated charcoal for water treatement and respirators	8.6 ×	[He]2s22p2 in ground state	6	0.625 cm2 g-1 for MoKα X-ray diffraction	670000 p.p.m. in muscle	2.55 Pauling			14
chromium	kroh-mi-uhm	3.1 barns	115.3 GPa	atom	45 to 57	348.78 kJ mol-1	Nicholas Louis Vauquelin	93.7 W m-1 K-1 at 300 K	1780	in sulfide minerals	chroma = colour from Greek	6.2 × 10-6 K-1	15.3 kJ mol-1	chips, chunks, crystallites or powder. Safe.	Turkey, South Africa, Zimbabwe, Russia, Philipipines		0.01 - 1.2 mg	70 mg kg-1 metal taken oraly in humans	10000 years	chromite, crocoite	2130 ± 20 K	0.3635 × 10-12 cm					7S3 in ground state	a = 288.46 pm	0.21 GPa	14 mg for a 70 kg average person	1 × 109 tonnes	VI	279 GPa			20.79 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	160.2 GPa		7.23 cm3	hard, blue-white metal which resists oxidation in air, can be polished to a high shine	2945 K	poison by ingestion, suspected carcinogen, chromates are corrosive to tissue	essential to some species, including humans, stimulates metabolism	84 pm for Cr2+	12.7 × 10-8 Ω m at 293 K	51.9961 in units of 12C = 12.000	chromite	64.3 kJ mol-1 from Cr to Cr-	7440-47-3 for Chemical Abstracts System database	6460 kg m-3 for liquid at 2130 K melting point	125 pm	24	+4.45 × 10-8 kg-1 m3 for solid		Paris, France	13 including nuclear isomers	200 mg	2.5 × 10-4 p.p.m. in deep Pacific seawater	520.844 nm for Cr I	HCL and H2SO4 by disolving	chromium 52		Cr	alloys, plating and metal ceramics	9.6 × 106 tonnes year-1 for chromite ore	[Ar]3d54s1 in ground state	24	31.1 cm2 g-1 for MoKalpha X-ray diffraction	0.024 - 0.84 p.p.m. in muscle	1.66 Pauling			a column number in the table of the elements
copper				atom						ocean									3000 years													II																																									a column number in the table of the elements
dysprosium				lanthanide						ocean									300 years													III																														4f											a column number in the table of the elements
erbium				lanthanide						ocean									400 years													III																														4f											a column number in the table of the elements
europium				lanthanide						ocean									500 years													III																														4f											a column number in the table of the elements
gadolinium				lanthanide						ocean									300 years													III																														4f											a column number in the table of the elements
germanium				atom						in planet metallic core and associated with iron									20000 years													IV																																									14
holmium				lanthanide						ocean									103 to 105 years													III																														4f											a column number in the table of the elements
iodine				group VII element						atmosphere of a planet or asteroid									300000 years													V																																									17
iron	iy-on ?	2.56 barns	81 GPa for steel	atom	49 to 63	351.0 kJ mol-1		80.2 W m-1 K-1 at 300 K	2500 B.C.	in planet metallic core and associated with iron	iron from Anglo-Saxon	12.3 × 10-6 K-1	14.9 kJ mol-1	chips, filings, foil, granules, powder and wire. Safe.	USA, Canada, Sweden, South Africa, Russia, India, Japan		6 - 40 mg	7 - 35 grams	98 years	goethite, hematite, lepidocrocite, magnetite, siderite, ...	1808 K	0.954 × 10-12 cm			116 pm	ferrum = iron from Latin	5D4 in ground state	a = 293.22 pm for δ-Fe	0.27 GPa for steel	4.2 kg for a 70 kg average person	1.1 × 1011 tonnes	III	208 GPa for steel			25.677 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	160 GPa for steel		7.09 cm3	lustrous, silvery and soft or workable metal when absolutely pure	3023 K	deficiency leads to anemia but excess causes liver and kidney damage	essential to all species	82 pm for Fe3+	9.71 × 10-8 Ω m at 293 K	55.845 in units of 12C = 12.000	hematite, magnetite, goethite, lepidocrocite, siderite	15.7 kJ mol-1 from Fe to Fe-	7439-89-6 for Chemical Abstracts System database	7035 kg m-3 for liquid at 1808 K melting point	124 pm	26	ferromagnetic			16 including nuclear isomers	200 mg Iron (II) compounds are more toxic than iron (III)	1 × 10-4 p.p.m. in deep Pacific seawater	385.991 nm for Fe I (strong)	dilute acids by disolving	iron 56		Fe	steel etc...	7.16 × 108 tonnes year-1	[Ar]3d64s2 in ground state	26	38.5 cm2 g-1 for MoKα X-ray diffraction	180 p.p.m. in muscle	1.83 Pauling			a column number in the table of the elements
lanthanum				lanthanide						ocean									200 years													III																														4f											a column number in the table of the elements
lutetium				lanthanide						ocean									4000 years													III																														4f											a column number in the table of the elements
neodymium				lanthanide						ocean									500 years													III																														4f											a column number in the table of the elements
nickel	nik-el	4.49 barns	76.0 GPa	atom	53 to 67	371.8 kJ mol-1	A.F. Cronstedt	90.7 W m-1 K-1 at 300 K	1751	in planet metallic core and associated with iron	kupfernickel = Devil's copper or St Nicholas's copper from German	13.3 × 10-6 K-1	17.6 kJ mol-1	foil, powder, rod, slugs, spheres and wire. Safe.	garnierite in Russia, South Africa, USA; pentlandite in Canada, South Africa		0.3 - 0.5 mg	350 mg kg-1 in rat for nickel acetate	80000 years	garnierite, millerite, nickeline, pentlandite, nickel-iron meteorites	1726 K	1.03 × 10-12 cm	633 K		115 pm		3F4 in ground state	a = 352.38 pm	0.312 GPa	15 mg for a 70 kg average person	70 × 106 tonnes	II	199.5 GPa			23.359 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	177.3 GPa		6.59 cm3	corrosion resistant, silvery-white, lustrous, malleable and ductile metal	3005 K	nickel carbonyl is extremely toxic	essential to some species, and can act to stimulate metabolism	62 pm for Ni3+	6.84 × 10-8 Ω m at 293 K	58.6934 in units of 12C = 12.000	garnierite, pentlandite	156 kJ mol-1 from Ni to Ni-	7440-02-0 for Chemical Abstracts System database	7780 kg m-3 for liquid at 1726 K boiling point	125 pm	28	ferromagnetic		Stockholm, Sweden	14 including nuclear isomers	1 - 3 mg kg-1	5.7 × 10-4 p.p.m. in deep Pacific seawater	361.939 nm for Ni I	acids by disolving except for concentrated HNO3	nickel 58		Ni	alloys, especially stainless steel, coins, metal plating and catalysts	510000 tonnes year-1	[Ar]3d84s2 in ground state	28	46.6 cm2 g-1 for MoKα X-ray diffraction	1 - 2 p.p.m. in muscle	1.91 Pauling			a column number in the table of the elements
nitrogen	niy-troh-jen	1.91 barns		pnictogen	12 to 18	5.577 kJ mol-1	D. Rutherford	0.02598 W m-1 K-1 at 300 K for gas	1772	atmosphere of a planet or asteroid	nitron genes = nitre forming (potassium nitrate) from Greek		0.720 kJ mol-1	small pressurized canisters. Safe.		3394 kPa	high		6000 years	nitratine, nitrammite, nitrobarite, nitrocalcite and nitromagnesite	63.29 K	0.936 × 10-12 cm			70 pm for single bond		4S3/2 in ground state	a = pm		1.8 kg for a 70 kg average person	× 10 tonnes	V			gas at standard temperature and pressure	20.786 J K-1 mol-1 for atomic gas at constant pressure 0.1 MPa at 298.15 K		154 pm	12.65 cm3	colourless, odourless gas (N2)	77.4 K	harmless gas, but it could asphyxiate if it excluded oxygen from the lungs	constituent element of DNA and amino acids; nitrogen cycle in nature			14.00674 in units of 12C = 12.000	liquified air	-7 kJ mol-1 from N to N-	7727-37-9 for Chemical Abstracts System database	1.2506 kg m-3 for gas at 273 K	71 pm	7	-5.4 × 10-9 kg-1 m3 for gas		Edinburgh, Scotland, UK	8 including nuclear isomers	non-toxic as N2 gas but NO2, HCN and NH3 are toxic	p.p.m. in seawater	1246.962 nm for N I	generaly unreactive at normal temperatures	nitrogen 14		N	fertilizers, acids (HNO3), explosives, plastics and dyes	44 × 106 tonnes year-1	[He]2s22p3 in ground state	7	0.916 cm2 g-1 for MoKα X-ray diffraction	72000 p.p.m. in muscle	3.04 Pauling	126.05 K		15
palladium				atom						ocean									50000 years													II																																									a column number in the table of the elements
phosphorus	fos-for-us	0.172 barns		pnictogen	26 to 36	51.9 kJ mol-1 for P4 solid	Hennig Brandt	12.1 W m-1 K-1 for black phosphorus solid at 300 K	1669	in planet metallic core and associated with iron	phosphoros = bringer of light from Greek	124.5 × 10-6 K-1 for P4 solid	2.51 kJ mol-1 for P4 solid	white sticks (Danger!), red lumps or powder (Care!)	Russia, USA, Morocco, Tunisia, Togo, Nauru		900 - 1900 mg	100 mg for white phosphorus in humans	100000 years	apatite, phosphophyllite, turquoise, vivianite	683 K for red phosphorus solid under pressure	0.513 × 10-12 cm			110 pm for single bond		4S3/2 in ground state	a = 1131 pm for red phosphorus		780 g for a 70 kg average person	5.7 × 109 tonnes	V				20.786 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K		190 pm	17.02 cm3	soft and flammable white solid, the red form is usually non-flammable	553 K for P4	white phosphorus chronic poisoning leads to necrosis of the jaw (phossy-jaw)	constituent of DNA, ATP and many other biochemical molecules. Phosphate cycle.	212 pm for P3-	1 × 109 Ω m for P4 solid at 293 K	30.973762 in units of 12C = 12.000	apatite, turquoise (ornamental stone)	44 kJ mol-1 from to -	7723-14-0 for Chemical Abstracts System database	2690 kg m-3 for black phosphorus solid at 293 K	115 pm for red form	15	-8.4 × 10-9 kg-1 m3 for red phosphorus solid		Hamburg, Germany	10 including nuclear isomers	11 μg kg-1 for white phosphorus in rat	0.084 p.p.m. in deep Pacific seawater	1648.292 nm for P I	alkalis to form phosphine gas	phosphorus 31		P	fertilizers, insecticides, metal treatment, detergents and foods	153 × 106 tonnes year-1	[Ne]3s23p3 in ground state	15	7.89 cm2 g-1 for MoKalpha X-ray diffraction	3000 - 8500 p.p.m. in muscle	2.19 Pauling	994 K		15
samarium				lanthanide						ocean									200 years													III																														4f											a column number in the table of the elements
scandium				atom						ocean									5000 years													III]																																									a column number in the table of the elements
selenium				chalcogen						in sulfide minerals									3000 years													VI some IV																																									16
silicon	sil-i-kon	0.171 barns	39.7 GPa	atom	24 to 34	383.3 kJ mol-1	J.J. Berzelius	148 W m-1 K-1 at 300 K	1824	in silicate materials such as igneous rocks	silicis = flint from Latin	4.2 × 10-6 K-1	39.6 kJ mol-1	available as powder, pieces or lumps. Safe.	talc in Austria, Italy, India, South Africa, Australia, mica in Canada, USA, India, Brazil		18 - 1200 mg	non-toxic	30000 years	silicates	1683 K	0.41543 × 10-12 cm			117 pm		3P0 in ground state	a = pm	0.42 GPa	1 g for a 70 kg average person	unlimited × 10 tonnes	IV	113 GPa	HF acid or hot alkali solutions by dissolving		22.251 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K		200 pm	12.06 cm3	ultrapure crystals of silicon have a blue-grey metallic sheen	2628 K	some silicate fibres are carcinogenic such as asbestos	essential to some species and possibly to humans	271 pm for Si4-	0.001 Ω m at 273 K	28.0555 in units of 12C = 12.000	quartz, talc, mica	133.3 kJ mol-1 from Si to Si-	7440-21-3 for Chemical Abstracts System database	2525 kg m-3 for liquid at 1683 K melting point	117 pm	14	-1.8 × 10-9 kg-1 m3 for solid		Stockholm, Sweden	11 including nuclear isomers	non-toxic	4.09 p.p.m. in deep Pacific seawater	637.136 nm for Si II		silicon 28		Si	semiconductors, alloys and polymers	3.4 × 106 tonnes year-1 for metallurgical grade	[Ne]3s23p2 in ground state	14	6.44 cm2 g-1 for MoKα X-ray diffraction	100 - 200 p.p.m. in muscle	1.90 Pauling			14
silver				atom						in sulfide minerals									5000 years													I																																									a column number in the table of the elements
strontium				atom						ocean									4 × 106 years													II																						malleable, extrudable and machinable
terbium				lanthanide						ocean									103 to 105 years													III																														4f											a column number in the table of the elements
thulium				lanthanide						ocean									103 to 105 years													III																														4f											a column number in the table of the elements
vanadium	van-ay-di-uhm	5.08 barns	46.7 GPa	atom	44 to 55	458.6 kJ mol-1	A.M. del Rio	30.7 W m-1 K-1 at 300 K	1801	ocean	Vanadis = Scandinavian goddess from Scandinavian	8.3 × 10-6 K-1	17.6 kJ mol-1	foil, granules, powder, rod, turnings. Care !	not mined as such, obtained as ore by-product and from Venezuelan oils		0.04 mg	10 mg kg-1 V2O5 ingested by rat	50000 years	carnotite, descloizite, patronite, vanadinite	2160 K	-0.0382 × 10-12 cm					4F3/2 in ground state	a = 302.40 pm	0.365 GPa	0.11 mg for a 70 kg average person		V	127.6 GPa			26.012 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K	158 GPa		8.34 cm3	shiny, silvery metal, soft when pure. Resists corrosion due to a protective film of oxide	3650 K	mutagenic effect in some experimental compounds	essential to some species including humans; stimulates metabolism	72 pm for V2+	24.8 × 10-8 Ω m at 293 K	50.9415 in units of 12C = 12.000	descloizite, patronite, vanadinite, carnotite	50.7 kJ mol-1 from V to V-	7440-62-2 for Chemical Abstracts System database	5550 kg m-3 for liquid at 2160 K melting point	132 pm		+6.28 × 10-8 kg-1 m3 for solid		Mexico City, Mexico	11 including nuclear isomers	varies	1.8 × 10-3 p.p.m. in deep Pacific seawater	399.864 nm for V I	concentrated acids	vanadium 51		V	alloys, especially in steel	7000 tonnes year-1	[Ar]3d34s2 in ground state	23	27.5 cm2 g-1 for MoKalpha X-ray diffraction	0.02 p.p.m. in muscle	1.63 Pauling			a column number in the table of the elements
ytterbium				lanthanide						ocean									400 years													III																														4f											a column number in the table of the elements
zinc				atom						in sulfide minerals									5000 years													II																																									a column number in the table of the elements

Next oceanic element: scavenged oceanic element    Up: oceanic element    Previous oceanic element: accumulating oceanic element