Shamvaianadj.

/ʃamˈvʌɪən/

Etymology: < Shamva + -ian suffix.

Geology.

Of or pertaining to rocks in the vicinity of Shamva, a town in northern Zimbabwe; spec. the epithet of a Pre-Cambrian mountain-building episode in southern Africa when these were affected.

ΘΚΠ

the world > time > relative time > the past > historical period > [adjective] > of prehistoric periods

prolepticala1646

ante-historical1724

ante-historic1828

lacustrine1830

palaeotherian1831

prehistoric1832

Siwalik1836

megalithic1839

subarctic1846

meta-historical1854

prehistorical1854

lithic1862

protolithic1863

Archaeolithic1865

lacustrian1865

Palaeolithic1865

Mesolithic1866

Hallstatt1869

microlithic1872

palaeocosmic1875

Silurian1875

Miolithic1877

archilithic1879

eneolithic1886

palaeolithical1887

Solutrian1888

eolithic1890

Hallstattian1893

Chellean1894

pre-Palaeolithic1894

palaeolithoid1896

protolithic1896

Siculian1896

Siculic1896

Azilian1899

Acheulean1901

Villanova1901

chalcolithic1902

sub-Neolithic1903

Mesvinian1905

protoneolithic1906

Sicanian1909

Siculan1909

Aurignacian1914

Getulian1914

Châtelperron1915

epipalaeolithic1921

Creswellian1926

Capsian1928

Villanovan1928

Chelleo-Acheulean1930

Abbevillian1934

Swiderian1936

dryas1946

Shamvaian1947

Mazovian1965

Devensian1968

talayotic1974

the world > the earth > structure of the earth > formation of features > tectonization or diastrophism > [adjective] > orogenesis > specific

hercynian1895

Laramide1895

Caledonian1903

Armorican1906

Variscan1906

Taconic1908

Saalian1931

Pfalzian1932

Shamvaian1947

pan-African1964

1947 A. M. Macgregor in Bull. S. Rhodesian Geol. Surv. No. 38. 8 Although the Shamva Grits of the Mazoe Valley were not the first to be described they occupy the largest continuous area... The name ‘Shamvaian’ is proposed.

1947 A. M. Macgregor in Bull. S. Rhodesian Geol. Surv. No. 38. 15 The Shamvaian rocks of the Bembesi valley are generally similar to the upper series at Que Que.

1951 Trans. Geol. Soc. S. Afr. 54 p. xxix The largest area of these rocks..is that of the Shamva grits in the Mazoe Valley which is selected as the type area of the Shamvaian system.

1964 A. E. Phaup in S. H. Haughton Geol. Ore Deposits S. Afr. II. 2 Some reefs may be pre-Bulawayan and pre-Shamvaian in age, but the majority are post-Shamvaian.

1971 I. G. Gass et al. Understanding Earth xxii. 317/1 At least seven major mountain-building events (periods of orogenesis) are recorded in Africa and are..(ii) 2500–2800 million years ago (Shamvaian orogeny); [etc.].

This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).

单词	shamvaian
释义	Shamvaianadj. /ʃamˈvʌɪən/ Etymology: < Shamva + -ian suffix. Geology. Of or pertaining to rocks in the vicinity of Shamva, a town in northern Zimbabwe; spec. the epithet of a Pre-Cambrian mountain-building episode in southern Africa when these were affected. ΘΚΠ the world > time > relative time > the past > historical period > [adjective] > of prehistoric periods prolepticala1646 ante-historical1724 ante-historic1828 lacustrine1830 palaeotherian1831 prehistoric1832 Siwalik1836 megalithic1839 subarctic1846 meta-historical1854 prehistorical1854 lithic1862 protolithic1863 Archaeolithic1865 lacustrian1865 Palaeolithic1865 Mesolithic1866 Hallstatt1869 microlithic1872 palaeocosmic1875 Silurian1875 Miolithic1877 archilithic1879 eneolithic1886 palaeolithical1887 Solutrian1888 eolithic1890 Hallstattian1893 Chellean1894 pre-Palaeolithic1894 palaeolithoid1896 protolithic1896 Siculian1896 Siculic1896 Azilian1899 Acheulean1901 Villanova1901 chalcolithic1902 sub-Neolithic1903 Mesvinian1905 protoneolithic1906 Sicanian1909 Siculan1909 Aurignacian1914 Getulian1914 Châtelperron1915 epipalaeolithic1921 Creswellian1926 Capsian1928 Villanovan1928 Chelleo-Acheulean1930 Abbevillian1934 Swiderian1936 dryas1946 Shamvaian1947 Mazovian1965 Devensian1968 talayotic1974 the world > the earth > structure of the earth > formation of features > tectonization or diastrophism > [adjective] > orogenesis > specific hercynian1895 Laramide1895 Caledonian1903 Armorican1906 Variscan1906 Taconic1908 Saalian1931 Pfalzian1932 Shamvaian1947 pan-African1964 1947 A. M. Macgregor in Bull. S. Rhodesian Geol. Surv. No. 38. 8 Although the Shamva Grits of the Mazoe Valley were not the first to be described they occupy the largest continuous area... The name ‘Shamvaian’ is proposed. 1947 A. M. Macgregor in Bull. S. Rhodesian Geol. Surv. No. 38. 15 The Shamvaian rocks of the Bembesi valley are generally similar to the upper series at Que Que. 1951 Trans. Geol. Soc. S. Afr. 54 p. xxix The largest area of these rocks..is that of the Shamva grits in the Mazoe Valley which is selected as the type area of the Shamvaian system. 1964 A. E. Phaup in S. H. Haughton Geol. Ore Deposits S. Afr. II. 2 Some reefs may be pre-Bulawayan and pre-Shamvaian in age, but the majority are post-Shamvaian. 1971 I. G. Gass et al. Understanding Earth xxii. 317/1 At least seven major mountain-building events (periods of orogenesis) are recorded in Africa and are..(ii) 2500–2800 million years ago (Shamvaian orogeny); [etc.]. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018). < adj.1947
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