单词 | argyrodite |
例句 | The element is of extremely rare occurrence, being met with only in argyrodite and, to a very small extent, in euxenite. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" 2011-09-26T02:00:25.313Z The name argyrodite is from the Greek ἀργυρώδης, rich in silver. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" It may be obtained from argyrodite by heating the mineral in a current of hydrogen; or by heating the dioxide to redness with carbon. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" 2011-09-26T02:00:25.313Z Other Bolivian crystals are intermediate in composition between argyrodite and canfieldite. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" Isomorphous with argyrodite is the corresponding tin compound Ag8SnS6, also found in Bolivia as cubic crystals, and known by the name canfieldite. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" |
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