Learn how to say Amphibolic correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word amphibole:
any of a class of rock-forming silicate or aluminosilicate minerals typically occurring as fibrous or columnar crystals:
acid rocks consist mostly of quartz and feldspars, with a little mica or amphibole
early 19th century: from French, from Latin amphibolus ‘ambiguous’ (because of the varied structure of these minerals), from Greek amphibolos, from amphi- ‘both, on both sides’ + ballein ‘to throw’