greenstone

简明释义

英[ˈɡriːnstəʊn]美[ˈɡriːnˌstoʊn]

n. [岩]绿岩

n. （Greenstone）人名；（英）格林斯通

英英释义

单词用法

同义词

反义词

例句

1.The area of granite-greenstone belt in west of Shandong is famous in china, it correlates closely to gold mineralization.

鲁西地区是我国著名的花岗—绿岩带分布区，金成矿与之关系密切。

2.South Longwangmiao gold deposit in Liaoning Province occurred in the meta-felsic rock unit in Liaobei Archean greenstone belt.

辽宁省清原县的南龙王庙金矿，赋存于太古宙绿岩带的变粒岩岩段中。

3.The formation and distribution of the known gold deposits are both related to ductile shear belts, which are major ore-controlling structure of greenstone type gold deposits.

已知金矿床的形成与分布均与韧性剪切带有关，韧性剪切带是形成绿岩型金矿的主要控矿构造。强烈韧性变形和破碎并富含绿岩带残留体的TTG岩系与金成矿关系密切。

4.Due to inherited effect of the positive shear stress of proterozoic era, the main shear zone which ran parallel to rift greenstone belt and its gold deposits came into being.

元古宙正剪切应力继承作用，产生了与裂谷型绿岩带平行的主剪切带及其金矿。

5.The early Precambrian in Jilin province includes the Archaeozoic granite-greenstone belt, early Proterozoic Ji'an Group and mid Proterozoic Laoling Group .

吉林省早前寒武纪地质包括太古宙花岗—绿岩带、早元古代集安群和中元古代老岭群。

6.Poutini remains hidden, but pieces break off in streams, providing the Maori with precious greenstone.

普提尼宝石仍然未知所踪，但其中破裂的碎片顺流而下，给毛利人带来了珍贵的绿玉石。

7.Hamadi gold deposit is located in the Neoproterozoic greenstone belt of the Arabian-Nubian Shield in North Sudan.

哈马迪金矿床位于苏丹北部阿拉伯-努比亚地盾新元古代绿岩带内。

8.The ancient Maori used greenstone as a symbol of power and prestige.

古代毛利人将绿石作为权力和威望的象征。

9.Many tourists purchase greenstone jewelry as a souvenir from New Zealand.

许多游客购买绿石珠宝作为新西兰的纪念品。

10.The artisans skillfully carved the greenstone into intricate shapes.

工匠们熟练地将绿石雕刻成复杂的形状。

11.In geology, greenstone refers to a specific type of metamorphic rock.

在地质学中，绿石指的是一种特定类型的变质岩。

12.The greenstone was polished to a high shine, making it very attractive.

这块绿石被打磨得光亮耀眼，非常吸引人。

作文

In the realm of geology and mineralogy, few materials capture the imagination quite like greenstone. 绿石, as it is known in Chinese, refers to a type of metamorphic rock that is often characterized by its greenish hue, which can vary from dark olive to bright emerald. This unique coloration is primarily due to the presence of minerals such as chlorite, actinolite, or epidote. Greenstone is not just visually striking; it also holds significant historical and cultural importance in various societies around the world. The formation of greenstone occurs under specific conditions, typically involving high temperatures and pressures that alter the original composition of the rock. This process of metamorphism can transform igneous or sedimentary rocks into greenstone, making it a fascinating subject for geologists who study the Earth's crust and the forces that shape it. In many regions, greenstone is found in ancient geological formations known as greenstone belts, which are often rich in valuable minerals and ores. Historically, greenstone has been used by various cultures for tools, ornaments, and even as a medium for artistic expression. For instance, in New Zealand, the Māori people highly value a particular type of greenstone, known as pounamu or jade, which they consider a symbol of status and cultural identity. The intricate carvings made from this greenstone are not only beautiful but also carry deep spiritual significance. In modern times, greenstone continues to be sought after for its aesthetic qualities. Jewelers and artisans often use this stone to create stunning pieces of jewelry and decorative items. The vibrant colors and unique textures of greenstone make it a favorite among those who appreciate natural beauty and craftsmanship. Additionally, its durability and resistance to wear make it an ideal material for items that are meant to last. Beyond its physical properties, greenstone serves as a reminder of the Earth's dynamic processes. The transformation of rock under extreme conditions illustrates the power of nature and the passage of time. As we study greenstone and other geological formations, we gain insight into the history of our planet, including the events that have shaped its surface over millions of years. In conclusion, greenstone is more than just a rock; it is a symbol of the Earth's geological history, a testament to human creativity, and a source of cultural significance. Whether admired for its beauty, studied for its geological properties, or cherished for its cultural heritage, greenstone remains an intriguing subject that connects us to the natural world and our shared human experience.