fire agate造句
造句與例句
手機(jī)版
- The fire agates were formed during this period of volcanism when hot water, saturated with silica and iron oxide, repeatedly filled cracks and bubbles in the surrounding rock.
- Arizona ranks first in the United States in mined gemstones, producing more than $ 4.4 million in turquoise, amethyst, azurite, malachite, fire agate, peridot, petrified wood and chrysocolla.
- Arizona ranks first in the United States in mined gemstones, producing more than $ 4.4 million worth of turquoise, amethyst, azurite, malachite, fire agate, peridot, petrified wood and chrysocolla.
- Arizona ranks first in the United States in mined gemstones, producing more than $ 4 . 4 million in turquoise, amethyst, azurite, malachite, fire agate, peridot, petrified wood and chrysocolla.
- Arizona ranks first in the United States in mined gemstones, producing more than $ 4 . 4 million worth of turquoise, amethyst, azurite, malachite, fire agate, peridot, petrified wood and chrysocolla.
- Fire agates have beautiful iridescent rainbow colors, similar to opal, with a measurement of hardness on the Mohs scale of between 5 and 7 which reduces the occurrence of scratching when polished gemstones are set in jewelry.
- "' Fire agate "', a variety of chalcedony, is a semi-precious natural gemstone discovered so far only in certain areas of central and northern Mexico and the southwestern United States ( New Mexico, Arizona and California ).
- The vibrant iridescent rainbow colors found within fire agates, created by the Schiller effect as found in mother-of-pearl, is caused by the alternating silica and iron oxide layers which diffract and allow light to pass and form an interference of colors within the microstructure layering of the stone causing the fire effect for which it is named.
- It's difficult to see fire agate in a sentence. 用fire agate造句挺難的
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