What is the diamond?相关知识点: 试题来源: 解析 钻石是一种由碳元素组成的矿物,在高温高压条件下形成的立方晶体结构天然物质,是自然界中最坚硬的天然材料。 1. 问题属于纯粹的定义类问题,且涉及明确科学概念,有标准答案,无需舍弃。 2. 判定完整性问题:题目仅问"钻石是什么",未残缺或歧义,可独立回答。 3....
What is soapstone made from? What is marble made of? What are the qualities of a stone that make it a gemstone? What is a blood diamond? What materials are inselbergs made out of? What are nails made of? What is cocaine made out of?
The difference between natural and synthetic diamonds can be confusing. A synthetic diamond is made up of carbon atoms, like a natural diamond. The only difference is that the synthetic diamond has been designed in a lab – so it’s not the same as a natural diamond! The benefits of m...
Which kind of diamond is better for the What's the opinion of traditional diamond environment, a diamond from a traditional mine or one miners about their business?made in a laboratory? It seems that everyone would think that man-made diamonds would be better. But A. They refuse lab-grown...
The namediamondis derived from the ancient Greekadamas("invincible"). Their hardness and high dispersion of light make diamonds useful for industrial applications and jewelry. Diamonds make excellent abrasives, because they can be scratched only by other diamonds, or man-made materials, which also ...
1 A diamond's ___ is determined partly by its cut and clarity.2 What? To walk three miles to see the movie? It is not ___!3 His proposal is ___ of our serious consideration.4 A well-written resume is always ___ the effort.5 He ...
So that’s my definition of good quality:SI1, G-H(you won’t see inclusions with the unaided eye; like black carbon spots or clouds, and the color of the diamond is white, Versusyellow or brown). So what is great quality? Now, if you were to ask me “What is considered great qu...
What the diamond industry is really sellingAvins, Jenni
What is diamond accent?Diamond accents, or accent diamonds, are small diamonds that are used to complement large diamonds and enhance the beauty of the jewelry piece. How Big Are Diamond Accents? The size of a diamond accent can vary depending on the setting and the size of the main diamond...
Diamond is what we often call diamond (diamond is its common name), it is a mineral made of pure carbon Diamond is the hardest material in nature, so it has many im