mohs scale of hardness 中文意思是什麼
mohs scale of hardness
解釋
莫氏硬度分度法-
This gemstone has excellent wearing qualities and is easy to look after, for all tourmalines have a good hardness of 7 to 7. 5 on the mohs scale
碧璽是很適合製成珠寶來佩帶,且易照顧,因為它有著良好的硬度,在摩氏硬度表中為 -
However, they have wonderful wearing qualities, for like all tourmalines the canary - yellow beauties from malawi have a good hardness of 7 to 7. 5 on the mohs scale
以上的每顆寶石會不到一克拉重。然而他們很適合製成珠寶來佩帶,如同其它種類的 -
The sapphire belongs to the corundum group, the members of which are characterised by their excellent hardness 9 on the mohs scale
我們一會就會詳解。藍寶石是屬于剛玉家族,在摩氏硬度表中剛玉的硬度是被列為
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