peralkaline
(US) The brightly colored leaves of deciduous trees that appear in the autumn.
The quality or state of being high-tech.
(transitive) To transport (goods) by air.
(geology) Describing igneous rocks that have a higher ratio of sodium and potassium to aluminium than is needed to produce feldspar
現地の地質学者は、斜長石を形成するのに必要な量よりもナトリウムとカリウムがアルミニウムに対して多い、過アルカリ性の凝灰岩であることを鉱物組成から確認した。
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