- Sabetmahet H5 (25); Uttar Pradesh, India; 1855 Aug. 16 night; ☻ 1 @ 1.25kg
- Sabrum LL6; Tripura, India; 1999 Apr. 30; ☻ 1 @ 0.478kg; [84]
- Sacramento Mountains IIIAB Om; Eddy Co., NM USA; 1890; ☺ 1 @ 237kg
- Safsaf L6 br.; Morocco; 1998; ☺ 1+ @ 11.87kg; [83]
- Sagan Stone; Zielona Góra, Poland; 1636 Mar. 6, 0600hrs; ☻ 1 @ ?
- Saginaw IRUNGR Of-Om; Tarrant Co., TX USA; 1979; ☺ 1 @ 44.5kg
- Saint Augustine IID; Knox Co., IL USA; 1974; ☺ 2 @ 22.2+kg; [85]
- Saint-Aubin IRUNGR O; Aube Champagne, France; 1968; ☺ 5 @ 0.472kg; [87]
- Sainte Rose H3; Sainte Rose, Reunion Island; 1983; ☺ 1 @ 0.430kg; [65]
- Saint-Sauveur EH5; Haute Garonne, France; 1914 July 10, 1400hrs; ☻ 1 @ 14kg
- Saint-Séverin LL6; Charente, France; 1966 June 27, 1540hrs; ☻ 8 @ 271kg
- Sakauchi Iron HEX; Honshu, Japan; 1913 Apr. 13; ☻ 1 @ 4.18kg
- Salaices H4; Chihuahua, México; 1971; ☺ 2+ @ 24.5kg
- Salar de Imilac H5; Antofagasta, Chile; 2000; ☺ 1 @ 1.005kg; [85]
- Salem L6; Marion Co., OR USA; 1981 May 13, 0105hrs; ☻ 2 @ 0.061kg
- Salina IRUNGR Om; Sevier Co., UT USA; 1908; ☺ 1 @ 0.235kg
- Saline H5; Sheridman Co., KS USA; 1901; ☺ 1 @ 30.8kg
- Salla L6; Lappi, Finland; 1963; ☺ 1 @ 5.833+kg
- Salles H6 vnd.; Rhone, France; 1798 Mar. 12, 1800hrs; ☻ 1 @ 9.17kg
- Salt Lake City H5 br.; Salt Lake Co., UT USA; 1869; ☺ 1 @ 0.875kg
- Salt River IIC Opl; Bullitt Co., KY USA; 1850; ☺ 1 @ 3.6kg
- Salzwedel LL6; Mecklenburg-Vorpommern, Germany; 1985 Nov. 14, 1917hrs; ☻ 1 @ 0.043kg; [64]
- Samelia IIIAB Om; Rajasthan, India; 1921 May 20, 1730hrs; ☻ 3 @ 2.462kg
- Sam's Valley IIIAB Om; Jackson Co., OR USA; 1894; ☺ 3 @ 7.92+kg
- San Angelo IIIAB Om; Tom Green Co., TX USA; 1897; ☺ 1 @ 88.0kg
- San Borjita L4; Corrientes, Argentina; 1983; ☺ 1 @ 12.3kg; [82]
- San Carlos H4; Buenos Aires, Argentina; 1942; ☺ 1 @ 3.600kg
- San Cristobal IAB ATAX; Antofagasta, Chile; 1882; ☺ 1 @ 5kg
- San Emigdio H4; Kern Co., CA USA; 1887; ☺ 1 @ 36.3kg
- San Francisco del Mezquital IIAB HEX; Durango, México; 1868; ☺ 1 @ 7.5kg
- San Francisco Mountains IVA Of ; Coconino Co., AZ USA; 1920; ☺ 1 @ 1.700kg
- San José H5; Tamaulipas, México; 1944; ☺ 1 @ 0.532kg
- San Juan 001 L5; Antofagasta, Chile; 2001; ☺ 3 @ 1.229kg; [87]
- San Juan 002 H6; Antofagasta, Chile; 2002; ☺ 34 @ 0.345kg; [87]
- San Juan Capistrano H6; Orange Co., CA USA; 1973 Mar. 15, 0000hrs; ☻ 1 @ 0.056kg
- San Luis H; San Luis, Argentina; 1964; ☺ ?
- San Pedro de Quiles L6; Coquimbo, Chile; 1956 spring 1830hrs; ☻ 1 @ 0.282kg; [83]
- San Pedro Springs L6 vnd.; Bexar Co., TX USA; 1887; ☺ 1 @ 0.072kg
- Sanclerlandia IIIAB Om; Goiás, Brazil; 1971; ☺ 1 @ 276kg
- Sand Creek H5; Graham Co., KS USA; 1986; ☺ 1 @ 2.443kg; [82]
- Sand Draw H5; Sedgwick Co., CO USA; 1947; ☺ 1 @ 1.2kg; [71]
- Sanderson IIAB Om; Terrell Co., TX USA; 1936; ☺ 1 @ 6.8kg
- Sandia Mountains IIAB Ogg; ?, NM USA; 1925; ☺ 1 @ 45.4kg
- Sandtown IIIAB Om; Independence Co., AR USA; 1938; ☺ 1 @ 9.35kg
- Sandy Creek L5; Clay Co., NE USA; 1999; ☺ 1 @ 1.330kg; [87]
- Santa Apolonia IIIAB Om; Tlaxcala, México; 1872; ☺ 2 @ 1,316.6kg
- Santa Barbara L4 br.; Rio Grande do Sul, Brazil; 1873 Sept. 26, 1200hrs (26); ☻ 1 @ 0.400kg
- Santa Catharina IAB ATAX (61); Santa Catarina, Brazil; 1875; ☺ 6+ @ 7,000kg
- Santa Clara IVB ATAX; Durango, México; 1976; ☺ 1 @ 63kg
- Santa Cruz CM2; Tamaulipas, México; 1939 Sept. 3, 1200hrs; ☻ 1+ @ 0.053+kg
- Santa Isabel L6; Santa Fe, Argentina; 1924 Nov. 18, 0930hrs; ☻ 1 @ 5.5kg
- Santa Luzia IIAB Ogg; Goiás, Brazil; 1921; ☺ 7 @ 1,918.2+kg
- Santa Rosa IC ATAX; Bocaya, Colombia; 1810; ☺ 3+ @ 8.13+kg
- Santa Rosalia PAL; Baja California, México; 1950; ☺ 1 @ 1.631kg
- Santiago Papasquiero IRUNGR ATAX; Durango, México; 1958; ☺ 1 @ 119.5kg
- Sao Joao Nepomuceno IVA Of anom si.; Minas Gerais, Brazil; ?; ☺ 1 @ 6.679+kg
- Sao Jose do Rio Preto H4; Sao paulo, Brazil; 1962 Aug. 14, 0800hrs; ☻ 1 @ 0.927kg
- Sao Juliao de Moreira IIAB Ogg; Minho, Portugal; 1883; ☺ 1 @ 162kg
- Saotome IRUNGR Of; Honshu, Japan; 1892; ☺ 1 @ 10.88kg
- Sappa L6; Decatur Co., KS USA; 1981; ☺ 1 @ 5.95kg; [82]
- Saratov L4; Saratov, Russia; 1918 Sept. 6, 1500hrs; ☻ 2+ @ 328kg
- Sardis IAB Og; Burke Co., GA USA; 1940; ☺ 1 @ 800kg
- Sarepta IAB Og; Saratov, Russia; 1854; ☺ 1 @ 13.352kg (13)
- Sargiin Gobi IAB Og; Middle Govi, Mongolia; 1964; ☺ 1 @ 17.5kg; [80]
- Sarratola L5 vnd. (25); Madhya Pradesh, India; 1948; ☺ 1 @ 0.265kg
- Sasagase H; Honshu, Japan; 1688 Feb. 13, 1200hrs; ☻ 1 @ 0.695kg
- Sauguis L6; Basses-Pyrénées, France; 1868 Sept. 7, 0230hrs; ☻ 1 @ 2+kg
- Savannah IIIAB Om; Hardin Co., TN USA; 1923; ☺ 1 @ 60kg
- Savtschenskoje LL4; Odesa, Ukraine; 1894 July 27, 2000hrs; ☻ 1 @ 2.5kg
- Sayama CM2; Saitama, Japan; 1986 Apr. 29; ☻ 1 @ 0.430kg; [85]
- Sazovice L5 vnd.; Jihomoravský, Czech Republic; 1934 June 28, 2000hrs; ☻ 1 @ 0.412kg
- Schaap-Kooi H4; Western Cape, South Africa; 1910; ☺ 1 @ 2.7kg
- Schellin L vnd.; Szczecin, Poland; 1715 Apr. 11, 1600hrs; ☻ 2 @ 7+kg
- Schenectady H5; Schenectady Co., NY USA; 1968 Apr. 12, 2030hrs; ☻ 1 @ 0.283kg
- Schönenberg L6 vnd.; Bayern, Germany; 1846 Dec. 25, 1400hrs; ☻ 1 @ 8kg
- Schwetz IIIAB Om; Gdansk, Poland; 1850; ☺ 1 @ 21.5kg
- Scott City H5; Scott Co., KS USA; 1905; ☺ 2 @ 2.135kg
- Scottsville IIAB HEX; Allen Co., KY USA; 1867; ☺ 1 @ 10kg
- Scurry H5; Mitchell Co., TX USA; 1937; ☺ 1+ @ 117+kg
- Seagraves H4; Gaines Co., TX USA; 1962; ☺ 1 @ 2.62+kg
- Seagraves (b) H5; Gaines Co., TX USA; 1976; ☺ 1 @ 4.6kg; [73]
- Seagraves (c) L6/7; Terry Co., TX USA; 1989; ☺ 1 @ 26.81kg; [73]
- Searsmont H5; Waldo Co., ME USA; 1871 May 21, 0815hrs; ☻ 1 @ 5.4kg
- Sediköy L6; Izmir, Turkey; 1917; ☻ 1 @ 0.240kg
- Seeläsgen IAB Og (61); Zielona Góra, Poland; 1847; ☺ 1 @ 102kg
- Seemore Downs 001 L/LL4; Western Australia, Australia; 1991; ☺ 2 @ 0.429kg; [73]
- Segowlie L6; Bihar, India; 1853 Mar. 4, 1200hrs; ☻ 30 @ 13.2+kg
- Séguédine H6; Niger; 2002; ☺ 1 @ 0.444kg; [87]
- Seguin H6; Sheridan Co., KS USA; 1956; ☺ 1 @ 0.750kg
- Seibert (a) H5; Kit Carson Co., CO USA; 1941; ☺ 1 @ 3.5kg
- Seibert (b) L6; Kit Carson Co., CO USA; 1991; ☺ 1 @ 8.6kg; [81]
- Selakopi H5; Java, Indonesia; 1939 Sept. 26; ☻ 1 @ 1.590kg
- Selcany IRUNGR Og; Stredoceský, Czech Republic; 1900; ☺ 1 @ 0.020kg
- Seldebourak H5; Ahaggar, Algeria; 1947 Feb. 26, 1545hrs; ☻ 1 @ 0.150kg
- Selden LL5 (52); Sheridan Co., KS USA; 1960; ☺ 1 @ 1.56kg
- Seligman IAB Og; Coconino Co., AZ USA; 1949; ☺ 1 @ 2.2kg
- Selma H4; Dallas Co., AL USA; 1906; ☺ 1 @ 141kg
- Semarkona LL3.0; Madhya Pradesh, India; 1940 Opct. 26; ☻ 2 @ 0.0691kg
- Seminole H4; Gaines Co., TX USA; 1961; ☺ 2 @ 41.1kg
- Seminole (b) H4; Gaines Co., TX USA; 1965; ☺ 1 @ 1.18kg; [83]
- Seminole (c) H4; Gaines Co., TX USA; 1967; ☺ 1 @ 1.71kg; [83]
- Seminole (d) H6; Gaines Co., TX USA; 1976 (53); ☺ 1 @ 0.911+kg
- Seminole (e) H5; Gaines Co., TX USA; 1977; ☺ 1 @ 0.7582kg; [88]
- Seminole Draw (a) L6; Gaines Co., TX USA; 1976; ☺ 1 @ 0.478kg
- Seminole Draw (b) H5; Gaines Co., TX USA; 1976; ☺ 1 @ 1.1927kg; [88]
- Sena H4 br.; Huesca, Spain; 1773 Nov. 17, 1200hrs; ☻ 1 @ 4kg
- Senboku H6; Honshu. Japan; 1800?; ☻ 1 @ 0.866kg; [77]
- Seneca H4; Namaha Co., KS USA; 1936; ☺ 1 @ 1.9kg
- Seneca Falls IIIAB Om; Cayuga Co., NY USA; 1850; ☺ 1 @ 4.1kg
- Seneca Township IVA Of; Lenawee Co., MI USA; 1923; ☺ 1 @ 11.5kg
- Seoni H6; Madhya Pradesh, India; 1966 Jan. 1445hrs; ☻ 2 @ 21kg
- Seres H4; Kentrikí-Makedonía, Greece; 1818 June; ☻ 1 @ 8.5kg
- Serra de Magé EUC ubr.; Pernambuco, Brazil; 1923 Oct. 1, 1100hrs; ☻ 50 @ 1.702+kg
- Serrania de Varas IVA Of; Atacama, Chile; 1875; ☺ 1 @ 1.5kg
- Sete Lagoas H4; Nimas Gerais, Brazil; 1908 Dec. 15; ☻ 17 @ 0.135kg (26)
- Seth Ward H5; Hale Co., TX USA; 1977; ☺ 1 @ 2.497kg
- Sevaruyo H5; Bolivia; 2001; ☺ 1 @ 0.01237kg; [86]
- Severny Kolchim H3 (13); Perm, Russia; 1965; ☺ 1 @ 2kg
- Sevilla LL4-6 br.; Andalucia, Spain; 1862 Nov. 1; ☻ 1 @ 0.100kg
- Sevrukovo L5 blk.; Belgorod, Russia; 1874 May 11, 2345hrs; ☻ 1 @ 101kg
- Seymchan IIE Og; Magadan, Russia; 1967; ☺ 2 @ 322.3kg
- Seymour IAB Og (61); Webster Co., MO USA; 1940; ☺ 1 @ 25.9kg
- Sfax L6; Tunisia; 1989 Oct. 16, 0930hrs; ☻ 4+ @ 4.7+kg; [69]
- Shafter Lake H5; Andrews Co. TX USA; 1933; ☺ 1 @ 2.84kg
- Shalka DIO; West Bengal, India; 1850 Nov. 30 morn.; ☻ 1 @ 3.6kg
- Shallwater AUB; Lubock Co., TX USA; 1936; ☺ 1 @ 4.65kg
- Shangdu IIIAB Om; Nei Monggol, China; 1957; ☺ 1 @ 247kg; [74]
- Sharon Springs L6; Wallace Co., KS USA; 1983; ☺ 1 @ 23.4kg; [81]
- Sharps H3.4; Richmond Co., VA USA; 1921 Apr. 1; ☻ 1 @ 1.265kg
- Shaw L6 mb.; Lincoln Co., CO USA; 1937; ☺ 3 @ 17.5kg
- Sheephole Valley H4; San Bernardino Co., CA USA; 1999; ☺ 2 @ 0.0621kg; [84]
- Sheephole Valley 002 L4; San Bernardino Co., CA USA; 1999; ☺ 1 @ 0.0044kg; [86]
- Shelburne L5 br. Vnd.; Ontario, Canada; 1904 Aug. 13, 2000hrs; ☻ 2 @ 18.6kg
- Shergotty SHE; Bihar, India; 1865 Aug. 25, 0900hrs; ☻ 1 @ 5.0kg
- Sheyang L6; Jiangsu, China; 1976 July 11, 1330hrs; ☻ 1 @ 0.605kg; [65]
- Shibayama L6; Honshu, Japan; 1969; ☺ 1 @ 0.235kg
- Shields H5; Lane Co., KS USA; 1962; ☺ 1 @ 9.78kg
- Shikarpur L6 vnd.; Bihar, India; 1921 Aug. 9, 0900hrs; ☻ 1 @ 3.680kg
- Shingle Springs IRUNGR ATAX anom; El Dorado Co., CA USA; 1869; ☺ 1 @ 38.6kg
- Shirahagi IVA Of; Honshu, Japan; 1890; ☺ 1 @ 22.7kg
- Shiraiwa H4 (55); Honshu, Japan; 1915; ☺ 1 @ 0.950kg
- Shjohaku IRUNGR Om; Heian-nan-do, Korea; 1938; ☺ 1 @ 0.101kg
- Shewsbury IAB Om; York Co., PA USA; 1907; ☺ 1 @ 12.2kg
- Shuangyang H5; Jilin, China; 1971 May 25, 1500hrs; ☻ 5 @ 3.9kg
- Shupiyan H6 br.; Kashmir, India; 1912 Apr.; ☻ 2 @ 5.00kg
- Shytal L6 br.; Tangail, Bangladesh; 1863 Aug. 11, 1200hrs; ☻ 1 @ 3.2kg
- Sidney L; Cheyenne Co., NE USA; 1941; ☺ 1 @ 6kg
- Siena LL5 br.; Toscana, Italy; 1794 June 16, 1900hrs; ☻ 1 @ 4.10+kg
- Sierra Blanca IAB Og; Chihuahua, México; 1784; ☺ 1+ @ 0.392+kg
- Sierra Colorada L5; Río Negro, Argentina; 1995; ☺ 1 @ 71.3kg; [81]
- Sierra County H5; Sierra Co., NM USA; 1962; ☺ 1 @ 1.331+kg
- Sierra Gorda IIAB HEX; Antofagasta, Chile; 1898; ☺ 1 @ 25.165+kg
- Sierra Sandon IIIAB Om; Antofagasta, Chile; 1923; ☺ 1 @ 6.33kg
- Signal Mountain IVA Of; Baja California, México; 1919; ☺ 1 @ 63.5kg
- Sikhote-Alin IIAB Ogg; Maritime, Russia; 1947 Feb. 12, 1038hrs; ☻ 999+ @ 50,000kg
- Silao H5; Guanajuato, México; 1995 Mar. 12, 0830hrs; ☻ 2+ @ 1.710kg; [82]
- Silurian Dry Lake LL6; San Bernardino Co., CA USA; 2000; ☺ 1 @ 0.0438kg; [86]
- Silver Bell IIAB Ogg; Pima Co., AZ USA; 1939; ☺ 1 @ 5.1kg
- Silver Crow IAB Og; Laramie Co., WY USA; 1887; ☺ 1 @ 11.61kg
- Silver Dry Lake 001 L4; San Bernardino Co., CA USA; 2000; ☺ 2 @ 0.2188kg; [85]
- Silver Dry Lake 002 H6; San Bernardino Co., CA USA; 2000; ☺ 1 @ 0.0165kg; [86]
- Silverton (New South Wales) L6; New South Wales, Australia; 1883; ☺ 1 @ 0.3507kg
- Silverton (Texas) H4; Briscoe Co., TX USA; 1938; ☺ 5 @ 6.94kg (10)
- Simbirsk (os P. Partsch) Chon.; Ulanovsk, Russia; 1838; ☺ 1 @ 1.5kg
- Simmern H5 (27); Rheinland-Pfalz, Germany; 1920 July 1, 0915hrs; ☻ 3 @ 1.222kg
- Simondium MES; Western Cape, South Africa; 1907; ☺ 2 @ 1.13+kg
- Sinai L6; Sinai, Egypt; 1916 July 14, 1430hrs; ☻ 1 @ 1.455kg
- Sindhri H5; Sind, Pakistan; 1901 June 10, 2300hrs; ☻ 2 @ 8.40kg
- Singhur PAL?; Marahastra, India; 1847; ☺ 1 @ 14.18kg
- Sinnai H6; Sardania, Italy; 1956 Feb. 19, morn.; ☻ 1 @ 2kg
- Sioux County EUC pmb.; Sioux Co., NE USA; 1933 Aug. 8, 1030hrs; ☻ 20 @ 4.1kg
- Siratik IIAB HEX; Bambouk, Mali; 1717; ☺ 1+ @ 1.7kg
- Sitathali H5; Madhya Pradesh, India; 1875 Mar. 4, 1100hrs; ☻ 2 @ 1.59kg
- Siwa L5-6; Egypt; 1994; ☺ 2 @ 0.036kg; [78]
- Sixiangkou L6 vnd.; Jiangsu, China; 1989 Aug. 15, 2153hrs; ☻ 4 @ 0.630kg; [69]
- Ski L6 vnd.; Akershus, Norway; 1848 Dec. 27 night; ☻ 1 @ 0.850kg
- Skiff H4; Alberta, Canada; 1966; ☺ 1 @ 3.54kg
- Skookum IVB ATAX; Yukon, Canada; 1905; ☺ 1 @ 16kg
- Slaghek's Iron IIIAB Om; Atacama, Chile; 1916; ☺ 1 @ 1.9kg
- Slaton L4; Lubbock Co., TX USA; 1941; ☺ 1 @ 1.070kg; [83]
- Slavetic H4 br.; Zagreb, Croatia; 1868 May 22, 1030hrs; ☻ 2 @ 1.708kg
- Sleeper Camp L6; Western Australia, Australia; 1962; ☺ 1 @ 1.25kg
- Sleeper Camp 002 Iron; Western Australia, Australia; 1966; ☺ 1 @ 0.0395kg
- Sleeper Camp 003 L6; Western Australia, Australia; 1989; ☺ 2+ @ 0.322kg; [72]
- Sleeper Camp 004 LL4; Western Australia, Australia; 1991; ☺ 1 @ 0.115kg; [74]
- Sleeper Camp 005 H5; Western Australia, Australia; ?; ☺ 1 @ 0.129kg; [77]
- Sleeper Camp 006 CK4; Western Australia, Australia; 1992; ☺ 1 @ 0.00604kg; [77]
- Sleeper Camp 007 L4; Western Australia, Australia; 1992; ☺ 1 @ 0.06039kg; [77]
- Sleeper Camp 008 H5; Western Australia, Australia; 1992; ☺ 1 @ 0.0164kg; [77]
- Sleeper Camp 009 L6; Western Australia, Australia; 1992; ☺ 3 @ 0.145kg; [77]
- Sleeper Camp 010 H4-6 br; Western Australia, Australia; 1992; ☺ 1 @ 0.00963kg; [77]
- Sleeper Camp 011 L6; Western Australia, Australia; 1992; ☺ 1 @ 0.0151kg; [77]
- Sleeper Camp 012 L6; Western Australia, Australia; 1991; ☺ 1 @ 0.0117kg; [78]
- Sleeper Camp 013 LL5-7 br.; Western Australia, Australia; 1993; ☺ 1 @ 0.0874kg; [80]
- Sleeper Camp 014 LL5; Western Australia, Australia; 1995; ☺ 1 @ 0.066kg; [84]
- Sleeper Camp 015 H5; Western Australia, Australia; 1994; ☺ 1 @ 0.0035kg; [84]
- Sleeper Camp 016 L6; Western Australia, Australia; 1994; ☺ 1 @ 0.1738kg; [84]
- Sleeper Camp 017 H5; Western Australia, Australia; 1994; ☺ 1 @ 0.00047kg; [84]
- Sligo H4; Yoakum Co., TX USA; 1976; ☺ 1 @ 0.0786kg; [64]
- Slobodka L4 vnd.; Smolensk, Russia; 1818 Aug. 10; ☻ 1 @ 2.75kg
- Slobodka (of P. Partsch) L6 vnd.; Smolensk, Russia; 1838; ☺ 1 @ 0.946+kg
- Slovak H5; Priarie Co., AR USA; 1962; ☺ 1 @ 8.22kg; [63]
- Smara EUC pmb.; Western Sahara; 2000; ☺ 1 @ 12.87kg; [85]
- Smith Center L6; Smith Co., KS USA; 1937; ☺ 1 @ 1.585kg
- Smithland IVA; Livingstone Co., KY USA; 1839; ☺ 1 @ 5+kg
- Smothonia IIAB HEX; Ogletgorpe Co., GA USA; 1940; ☺ 1 @ 69.9kg
- Smith's Mountain IIIAB Om; Rockingham Co., NC USA; 1863; ☺ 1 @ 5.0kg
- Smithsonian Iron IIAB Ogg; ?, unknown; 1881; ☺ 1 @ 3.51kg
- Smithville IAB Og; De Kalb Co., TN USA; 1840; ☺ 7 @ 62.8kg
- Smyer H5-6 imb.; Hockle Co., TX USA; 1968; ☺ 1 @ 3.273kg
- Snake Bore H5; South Australia, Australia; 1975; ☺ 1 @ 0.0502kg; [68]
- Snyder H3; Scurry Co., TX USA; 1967 (51); ☺ 1 @ 16.9kg
- Snyder Hill L5; Pima Co., AZ USA; 1994; ☺ 1 @ 1.160kg; [82]
- Social Circle IVA Of; Walton Co., GA USA; 1927; ☺ 1 @ 99.3kg
- Soheria Chon.; Bihar, India; 1960 Jan. 8, 0200hrs; ☻ 1 @ 0.0729kg
- Soko-Banja LL4 br.; Serbia, Yugoslavia; 1877 Oct. 13, 1400hrs; ☻ 10 @ 80kg
- Soledade IAB Og; Rio Grande do Sul, Brazil; 1982; ☺ 1 @ 68kg; [66]
- Sologne H5; Center, France; 1860; ☻ 1 @ 0.054kg; [85]
- Sombrerete IAB (61); Zacatecas, México; 1958; ☺ 1 @ 10kg
- Somervell County PAL; Somervell Co., TX USA; 1919; ☺ 3 @ 11.8kg
- Somesbar H6; Siskiyou Co., CA USA; 1977; ☺ 1 @ 0.060kg
- Sone H; Honshu, Japan; 1866 June 7, 1200hrs; ☻ 1 @ 17kg
- Songyuan L6; Jilin, China; 1993 Aug. 15, 1430hrs; ☻ 4 @ 36.9kg; [84]
- Soper IRUNGR anom; Choctaw Co., OK USA; 1938; ☺ 1 @ 3.700kg
- Sopot Chon.; Dolj, Romania; 1927 Apr. 27, 0000hrs; ☻ 8 @ 0.958kg
- Soroti IRUNGR Off; Teso, Uganda; 1945 Sept. 17; ☻ 4 @ 2.050kg
- Souslovo L4; Bashkortstan, Russia; 1997; ☺ 1 @ 19.3kg; [87]
- South African Railways IVA (33); Cape Providence, South Africa; 1938; ☻ 1 @ 47kg
- South Bend PAL mg.; St. Joseph Co., IN USA; 1893; ☺ 1 @ 2.49kg
- South Byron IRUNGR ATAX anom; Genesse Co., NY USA; 1915; ☺ 1 @ 6kg
- South Dahne Iron O; Rub' al-Khali, Saudi Arabia; 1957; ☺ 1 @ 275kg
- South Oman EH4; Oman; 1958; ☺ 1 @ 0.090kg
- South Plains L5; Floyd Co., TX USA; 1971; ☺ 1 @ 4.763kg
- Southampton PAL; Ontario, Canada; 2001; ☺ 1 @ 3.58kg; [87]
- Southern Arizona IAB Og; ?, AZ USA; 1947; ☺ 1 @ 0.266kg
- Southern Michigan IRUNGR Om; ?, MI USA; ?; ☺ 1 @ 0.049+kg
- Spade H6 imb.; Lamb Co., TX USA; 2000; ☺ 1 @ 8.86kg; [87]
- Spearman IIIAB Om; Hansford Co., TX USA; 1934; ☺ 1 @ 10.4kg
- Springer H5; Carter Co., OK USA; 1965; ☺ 1 @ 8.3kg
- Springfield L6; Baca Co., CO USA; 1937; ☺ 2 @ 0.283kg
- Springfield (b) L; Baca Co., CO USA; 1937; ☺ 1 @ 0.229kg; [83]
- Springlake L6; Lamb Co., TX USA; 1980; ☺ 1 @ 17.3kg
- Springwater PAL mg.; Sascatchewan, Canada; 1931; ☺ 3 @ 67.6kg
- Squad Creek IIAB anom; Somervell Co., TX USA; 1980 (51); ☺ 1 @ 14.5kg
- Ssyromolotovo IIIAB Om; Krasnoyarsk, Russia; 1873; ☺ 1 @ 216+kg
- St. Ann H6; Frontier Co., NE USA; 1938; ☺ 1 @ 0.3735kg
- St. Caprais-de-Quinsac L6; Gironde, France; 1883 Jan. 28, 1445hrs; ☻ 1 @ 0.360kg (5)
- St. Christophe-la-Chartreuse L6; Vendée, France; 1841 Nov. 5 night; ☻ 1 @ 5.5kg
- St. Denis Westrem L6 vnd.; Ghent, Belgium; 1855 June 7, 1945hrs; ☻ 1 @ 0.700kg
- St. Francis Bay L6; Karas, Namibia; 1976; ☺ 1 @ 0.5316kg
- St. Francois County IC Og; St. Francois Co., MO USA; 1863; ☺ 1 @ 2.73kg
- St. Genevive County IIIF Om; St. Genevive Co., MO USA; 1888; ☺ 1 @ 244kg
- St. Germain-du-Pinel H6; Ille-et-Vilaine, France; 1890 July 4, 1530hrs; ☻ 1 @ 4kg
- St. Lawrence LL6; Glasscock Co., TX USA; 1965; ☺ 1 @ 2.6kg
- St. Louis H4; St. Louis Co., MO USA; 1950 Dec. 10, 2037hrs; ☻ 1 @ 1kg
- St. Mark's EH5; Eastern Cape, South Africa; 1903 Jan. 3, 2300hrs; ☻ 1 @ 13.78kg
- St. Mary's County LL3.3; St. Mary's Co., MD USA; 1919 June 20, 1800hrs; ☻ 1 @ 0.02425kg
- St. Mesmin LL6 pmb.; Aube, France; 1866 May 30, 1545hrs; ☻ 3 @ 8.3kg
- St. Michel L6; Mikkeli, Finland; 1910 July 12, 1925hrs; ☻ 2 @ 17kg
- St. Peter L5; Graham Co., KS USA; 1957; ☺ 1 @ 6.8kg
- St. Vrain Chon.; Curry Co., NM USA; 1971; ☺ 1 @ 0.0455kg
- St.-Chinian L6; Herault, France; 1959 Dec. 25, 1530hrs; ☻ 2 @ 0.1343kg
- Ställdalen H5 br.; Örebro, Sweden; 1876 June 28, 2300hrs; ☻ 11 @ 34kg
- Stannern EUC mbr.; Jihomoravský, Czech Republic; 1808 May 22, 0600hrs; ☻ 66 @ 52+kg
- Starvation Lake L3.6; New South Wales, Australia; 1975; ☺ 1 @ 12kg; [63]
- Staunton IIIE Og; Augusta Co., VA USA; 1869; ☺ 4 @ 44.5kg
- Stavropol L6; Stavropol, Russia; 1857 Mar. 24, 1700hrs; ☻ 1 @ 1.5kg
- Ste. Croix IIIAB; Vaud, Switzerland; 1988; ☺ 1 @ 0.0048kg; [80]
- Ste. Marguerite H4; Nord, France; 1962 June 8, 1730hrs; ☻ 6 @ 4.95kg
- Steinbach IVA anom si.; Sachsen, Germany; 1724; ☺ 2+ @ 98+kg
- Sterling PAL; Logan Co., CO USA; 1900; ☺ 1 @ 0.680kg
- Sterlitamak IIIAB Om; Bashkiria, Russia; 1990 May 17, 2330hrs; ☻ 25+ @ 325+kg (60); [70]
- Stolzenau Stone; Niedersachsen, Germany; 1647 Aug. 1200hrs; ☻ 1 @ ?
- Stonongton H5 vnd.; Baca Co., CO USA; 1942; ☺ 1 @ 2.7kg
- Stratford L6; Fairfield Co., CT USA; 1974 May 27, 1600hrs; ☻ 1 @ 0.050kg
- Strathmore L6; Perthshire, Scotland; 1917 Dec. 3, 1315hrs; ☻ 4 @ 13.3kg
- Stratton Chon.; Kit Carson Co., CO USA; 1964; ☺ 1 @ 0.121kg
- Streaky Bay L4; South Australia, Australia; 1989; ☺ 1 @ 0.909kg; [71]
- Stretchleigh Stone; Devonshire, England; 1623 Jan. 10; ☻ 1 @ 10.4kg
- St-Robert H5; Québec, Canada; 1994 June 14, 2002hrs; ☻ 20 @ 25.4kg; [80]
- Study Butte H3; Brewster Co., TX USA; 1983; ☺ 1 @ 0.417kg; [63]
- Sublette L6; Haskell Co., KS USA; 1952; ☺ 1 @ 1.3kg
- Success L6; Clay Co., AR USA; 1924 Apr. 18, 0300hrs; ☻ 1 @ 3.5kg
- Suchy Dul L6; Východocseký, Czech Republic; 1969 Sept. 16, 0715hrs; ☻ 2 @ 0.8153kg
- Suizhou L6; Huebi, China; 1986 Apr. 15, 1850hrs; ☻ 12 @ 70+kg; [65]
- Sukhoj Liman H4/5; Odesa, Ukraine; 1987; ☺ 1 @ 48kg; [75]
- Sulphur Springs Draw H5; Terry Co., TX USA; 1990; ☺ 1 @ 1.892kg; [72]
- Sultanpur L/LL6 blk. (9); Uttar Pradesh, India; 1916 July 10, 1100hrs; ☻ 5 @ 1.711kg
- Summerfield L5; Castro Co., TX USA; 1979; ☺ 1 @ 6.2kg
- Summit IIAB Ogg; Blount Co., AL USA; 1890; ☺ 1 @ 1kg
- Sungach H5; Maritime, Russia; 1935 Apr. 10, 0730hrs; ☻ 1 @ 0.637kg
- Sunray H4; Moore Co., TX USA; 1985; ☺ 1 @ 4.3kg; [67]
- Sunstone Knoll L6; Millard Co., UT USA; 1985; ☺ 1 @ 0.0156kg; [66]
- Superior Valley 001 H5; San Bernardino Co., CA USA; 2000; ☺ 1 @ 0.0034kg; [86]
- Superior Valley 002 L6; San Bernardino Co., CA USA; 2000; ☺ 1 @ 0.145kg; [86]
- Superior Valley 003 H6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.0656kg; [86]
- Superior Valley 004 L6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.0153kg; [86]
- Superior Valley 005 H6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.03292kg; [86]
- Superior Valley 006 H6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.0785kg; [86]
- Superior Valley 007 L6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.06721kg; [86]
- Superior Valley 008 L6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.07744kg; [86]
- Superior Valley 009 L6; San Bernardino Co., CA USA; 2001; ☺ 3 @ 0.11642kg; [86]
- Superior Valley 010 L4; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.02626kg; [86]
- Superior Valley 011 H6; San Bernardino Co., CA USA; 2001; ☺ 1 @ 0.00252kg; [86]
- Superstition Mountain H5; Imperial Co., CA USA; 2000; ☺ 2 @ 0.333kg; [86]
- Supuhee H6 br.; Uttar Pradesh, India; 1865 Jan. 19,1200hrs; ☻ 6 @ 7.235kg
- Surprise Springs IAB Og; San Bernardino Co., CA USA; 1899; ☺ 1 @ 1.5kg
- Susuman IIIAB Om; Magadan, Russia; 1957; ☺ 1 @ 18.9kg
- Sutton H5; Clay Co., NE USA; 1964; ☺ 1 @ 7.6kg
- Suwa Iron; Honshu, Japan; 1915; ☺ 1 @ 0.203+kg
- Suwahib (Adraj) L4; Rub' al-Khali, Saudi Arabia; 1932; ☺ 1 @ 0.1181kg
- Suwahib ('Ain Sala) H6; Rub' al-Khali, Saudi Arabia; 1932; ☺ 1 @ 0.1061kg
- Suwahib (Buwah) H3.7 blk.; Rub' al-Khali, Saudi Arabia; 1931; ☺ 1 @ 0.241kg
- Suwanee Spring L5; Valencia Co., NM USA; 1979; ☺ 1 @ 1.2kg
- Sverdlovsk H4-5; Sverdlovsk, Russia; 1985; ☺ 1 @ 4.5kg; [66]
- Sweetwater H5; Fisher Co., TX USA; 1961; ☺ 1 @ 1.7kg
- Sychevka IIIAB Om; Amur, Russia; 1988; ☺ 1 @ 65kg; [70]
- Sylacauga H4; Talladega Co., AL USA; 1954 Nov. 30, 1330hrs; ☻ 2 @ 5.56kg