Sr  search
USEstrontium
Sr-85  search
BTisotopes
 .radioactive isotopes
 ..Sr-85
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-85
SNThis term has multiple hierarchies.
Sr-86  search
BTisotopes
 .stable isotopes
 ..Sr-86
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-86
RTSr-87/Sr-86
 Rb-87/Sr-86
SNThis term has multiple hierarchies.
Sr-86/Rb-87  search
USERb-87/Sr-86
Sr-86/Sr-87  search
USESr-87/Sr-86
Sr-87  search
BTisotopes
 .stable isotopes
 ..Sr-87
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-87
RTSr-87/Sr-86
SNThis term has multiple hierarchies.
Sr-87/Sr-86  search
BTisotopes
 .stable isotopes
 ..Sr-87/Sr-86
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-87/Sr-86
UFSr-86/Sr-87
RTisotope ratios
 HIMU
 Sr-86
 Sr-87
SNThis term has multiple hierarchies.
Sr-89  search
BTisotopes
 .radioactive isotopes
 ..Sr-89
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-89
SNThis term has multiple hierarchies.
Sr-90  search
BTisotopes
 .radioactive isotopes
 ..Sr-90
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr-90
SNThis term has multiple hierarchies.
Sr/Ca  search
BTmetals
 .alkaline earth metals
 ..calcium
 ...Sr/Ca
BTmetals
 .alkaline earth metals
 ..strontium
 ...Sr/Ca
UFCa/Sr
RTchemical ratios
SNThis term has multiple hierarchies.
Sr/Nd  search
SNNot a valid term for GeoRef. See Nd/Nd and Sr/Sr for dating. See neodymium and strontium respectively for isotope ratios for use in other studies. Use specific ratios if known (Note added 1995.).
Sr/Rb  search
USERb/Sr
SNAs of 1989, no longer a valid term for GeoRef.
Sr/Sr  search
RTabsolute age
 isotope ratios
 strontium
SNIsotopic ratio used for age determination. Added to Thesaurus in 1989.
Sredna Gora  search
BTEurope
 .Southern Europe
 ..Bulgaria
 ...Sredna Gora
UFSredna Gora Mountains
RTPanagyurishte Bulgaria
SNMountain range between the Balkan and Rhodope mountains in central Bulgaria.
Sredna Gora Mountains  search
USESredna Gora
Sredniy Vasyugan Russian Federation  search
BTCommonwealth of Independent States
 .Russian Federation
 ..Tomsk Russian Federation
 ...Sredniy Vasyugan Russian Federation
SNVillage on the Vasyugan River in NW Tomsk Oblast in S central Siberia. Before 1993, Sredniy Vasyugan Russian Republic was also used. This term has multiple hierarchies.
Sri Lanka  search
BTAsia
 .Sri Lanka
UFCeylon
RTIndian Peninsula
 Indian Ocean Islands
 Indian Shield
 Highland Complex
SNFormerly Ceylon.
Srikakulam India  search
BTAsia
 .Indian Peninsula
 ..India
 ...Andhra Pradesh India
 ....Srikakulam India
SNCity on Bay of Bengal in NE Andhra Pradesh, SE India.
Srinagar  search
RTIndia
 Jammu and Kashmir
 Pakistan
SNCity and district in the Kashmir Valley, Jammu and Kashmir. Before 1993, India was a broader term. Indexed with Jammu and Kashmir AND India and/or Pakistan as applicable.