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单词 kauri gum
释义

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kauri gum
kauri gum n. the fossil resin of kauri, used as a varnish (cf. dammar n.), and obtained in quantities by digging where the trees have formerly grown.
ΘΚΠ
the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > resins > others
Highgate1813
lucullite1819
guayaquillite1838
fichtelite1844
ixolite1846
branchite1851
xyloretin1852
retinite1853
anthracoxene1858
kauri resin1858
tasmanite1864
kauri gum1867
xyloretinite1868
wheelerite1874
ionite1877
muckite1879
society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > fossil resin of kauri tree
gum1839
kauri gum1867
1851 Official Descriptive & Illustr. Catal. Great Exhib. I. 204 Gum kauri, or Australian copal.]
1867 F. von Hochstetter N.Z. 148 The Kauri pine yields..a second very valuable product, the Kauri gum.
extracted from kaurin.
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