rubidium-strontium dating

ru·bid·i·um-stron·ti·um dat·ing

R r

- US Pronunciation
- US IPA
- [roo-bid-ee-uh m-stron-shee-uh m, -shuh m, -tee-uh m]
- /ruˈbɪd i əmˈstrɒn ʃi əm, -ʃəm, -ti əm/

- US Pronunciation
- US IPA
- [roo-bid-ee-uh m-stron-shee-uh m, -shuh m, -tee-uh m]
- /ruˈbɪd i əmˈstrɒn ʃi əm, -ʃəm, -ti əm/

Definitions of rubidium-strontium dating words

noun rubidium-strontium dating a radiometric dating method whereby the ratio of rubidium isotope to strontium in a mineral is used to calculate the age of the mineral, based on the rate of radioactive decay of rubidium to strontium. 1
noun rubidium-strontium dating a technique for determining the age of minerals based on the occurrence in natural rubidium of a fixed amount of the radioisotope 87Rb which decays to the stable strontium isotope 87Sr with a half-life of 4.7 × 1011 years. Measurement of the ratio of these isotopes thus gives the age of a mineral, for ages of up to about 4 × 109 years 0

before 1965

One of the 2% newest English words

First recorded in 1965-70

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 1% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

Was this page helpful?

Yes No

Thank you for your feedback! Tell your friends about this page

Tell us why?