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单词 pirssonite
释义

pirssoniten.

Brit. /ˈpəːsənʌɪt/, /ˈpɪəsənʌɪt/, U.S. /ˈpərsəˌnaɪt/, /ˈpɪrsəˌnaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Pirsson , -ite suffix1.
Etymology: < the name of L. V. Pirsson (1860–1919), U.S. geologist + -ite suffix1 (see quot. 1896).
Mineralogy.
A mineral of the orthorhombic crystal system which consists of a hydrated carbonate of sodium and calcium, Na2Ca(CO3)2.2H2O, and occurs as brittle pyroelectric crystals.
ΘΚΠ
the world > the earth > minerals > types of mineral > carbonates > [noun] > other hydrous or hydrated
scarbroite1829
liebigite1848
zaratite1858
schröckingerite1875
pirssonite1896
artinite1903
rosasite1909
stichtite1911
sharpite1939
manasseite1941
sjögrenite1941
takovite1957
reevesite1967
1896 J. H. Pratt in Amer. Jrnl. Sci. 152 130 The author takes pleasure in naming this mineral pirssonite, in honor of his friend and associate, Prof. L. V. Pirsson, of the Sheffield Scientific School.
1933 Jrnl. Chem. Soc. 1162 Gaylussite is in equilibrium with pirssonite at 37–40°.
1975 Nature 13 Mar. 128/2 Large..crystals of pirssonite and gaylussite, oriented by their ‘c’ axes at high angles to bedding, are common in parts of these cores.
1999 N. Amer. Papermaker (Nexis) 81 86 Calcium carbonate and pirssonite can impede the flow [sc. in pulp mills].
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).
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n.1896
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