紫色可以是從紅加藍而成,這是無容置疑。567Please respect copyright.PENANA2cuUmx0pT8
但古時候的人又是從甚麼途徑獲取紫色顏料呢?567Please respect copyright.PENANA3H7xbMapPp567Please respect copyright.PENANAfTG2rzwls1
567Please respect copyright.PENANARPbJ7pGRYS
(圖2)紫色顏料其中的一道渠道,就是從骨螺而來。567Please respect copyright.PENANA6MhC08xDW6567Please respect copyright.PENANAiMV2vX83og
567Please respect copyright.PENANAotxF4mbiaw
顏色的來源當然並非來自骨螺外部,而是來自內部一道名為鰓下腺(Hypobranchial gland)的器官。567Please respect copyright.PENANAlYvoEilMi3
567Please respect copyright.PENANADmOfgRUzgS
提取過程相當複雜,而且顏色最終的光澤將取決於骨螺的新鮮度,平均來說每隻骨螺最終只可提取得到約0.9克的顏料。567Please respect copyright.PENANAKyuqk1asuZ
567Please respect copyright.PENANAe7HCCTLUBY
567Please respect copyright.PENANAwKvVEBSwRo
(圖3)從以色列南部找出屬於約3000年前(鐵器時代)的紫色羊毛纖維中,找到骨螺鰓下腺器官內含的6-monobromoindigotin和6,6-dibromoindigotin的化學物質,進一步引證從骨螺提取紫色顏料的證據。567Please respect copyright.PENANA2GNn7FXAGk567Please respect copyright.PENANAIswJyE13Fv
567Please respect copyright.PENANAQ09MT9ECa7
據稱,從骨螺而來的紫色染料一律將被命名為True Purple或是Royal Purple,對比其他來自植物或礦物得來的紫色染料,較不容易會褪色。567Please respect copyright.PENANAXiGhyzYraJ
567Please respect copyright.PENANAAVYGkwBC9j
567Please respect copyright.PENANAifUHKhTy6z
延伸閱讀:深入淺出–以化學角度審視吶喊名畫567Please respect copyright.PENANAQBkGMeIEyk
- 分享自 LIHKG 討論區567Please respect copyright.PENANAcef1FSQBGm
https://lih.kg/2204104567Please respect copyright.PENANAWDCfWOmrBy
567Please respect copyright.PENANA8HgQntbyy6
567Please respect copyright.PENANAgdT7CECdJ2
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。567Please respect copyright.PENANADu6fFDgEy4
567Please respect copyright.PENANADxzmG4K9Wi
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc567Please respect copyright.PENANAOzGNKrIpEm
567Please respect copyright.PENANA5aN8sGlOc2
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。567Please respect copyright.PENANAVvDywx3S57
567Please respect copyright.PENANAopePsImfLG
Link:567Please respect copyright.PENANAK86FV7Mp31
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio567Please respect copyright.PENANAB8Gy6o6enz
567Please respect copyright.PENANAXTWFkHunWR
567Please respect copyright.PENANA5HhDlpTVqG
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。567Please respect copyright.PENANAVdhtaJhkpz
567Please respect copyright.PENANAeMM1vX2Esd
Ref1:https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0245897#pone.0245897.ref007567Please respect copyright.PENANAzMHAOq2BLp
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6562550/567Please respect copyright.PENANAsLIBU0uNJi