Even in a downturn, the market for high-quality spinel is not lower than its popularity. If you compare ruby and red spinel with the same color and good quality, the unit price of spinel per carat is only about one-third of that of ruby. It is a pity that many expensive rubies sell much faster [...]
أرشيف الفئة: أخبار المجوهرات
The pink to lavender konsai stone is the best spokesperson for the pink series of gems. Some people may not be familiar with the konsai stone, but its beautiful hue is the favorite pink gemstone of collectors. It is a very young The gemstone was introduced by Dr. Kong Sai (فرنك غيني. Kunz) as a new [...]
The unique blue-purple tone is the most attractive charm of tanzanite, and the direct lineage of the African jungle further demonstrates the mysterious and exotic flavor of tanzanite. Tanzanite is lucky enough to be among the precious gems as soon as it appears with its unique and elegant hue! Tanzanite belongs to a mineral called [...]
منذ "تيتانيك" ضرب الفيلم, عندما عرف الجميع أن قلب جوهرة البحر في الفيلم كان من مادة التنزانيت, لقد جذبت انتباه سوق المجوهرات, وأصبح التنزانيت أكثر شعبية. كالزوسيت الذي ينتمي إليه التنزانيت, أصله منتشر في أماكن كثيرة في أوروبا وأستراليا, but the main origin [...]
الزبرجد الزيتوني هو معدن سيليكات المغنيسيوم والحديد, تنتمي إلى النظام البلوري المعيني. معامل الانكسار هو 1.654-1.690, والفرق في الانكسار مرتفع جدًا 0.036. من طاولة الأحجار الكريمة, تصبح خطوط الحافة السفلية متداخلة. الظل المزدوج هو بسبب اختلاف الانكسار العالي, معدل التشتت هو 0.020, [...]
قبل تطور التكنولوجيا الاصطناعية, الاسم العلمي للزركون الصفير هو الحجر الكريم الطبيعي الأقرب للألماس, لذلك يمكن القول أن الزركون هو أول بديل طبيعي للماس, لأنه يحتوي على معامل انكسار مرتفع إلى حد ما ومعدل تشتته قريب من معدل انكسار الماس الطبيعي. بالمقارنة مع الماس, ال [...]
Moonstone is a kind of Feldspar gems of Feldspar. Feldspar and quartz are very common and very important minerals in the earth's crust. According to the characteristics of feldspar, it can be divided into Orthoclase and Plagioclase. Moonstone is a kind of orthoclase, مع معامل الانكسار 1.518-1.526, a birefringence difference of 0.005, أ [...]
Calcite is a calcium-containing carbonate mineral. It is a very important mineral in the earth's crust. It is often used as a teaching material to explain the characteristics of gems, but it is rarely used as jewelry because it has a very high birefringence difference and a perfect solution. سبب, although other gems also have [...]
In the gem trade, "قيراط" is often used as the unit of quality. The term carat, originally in Greek, means the seed of a kind of "carob tree" that grows on the Mediterranean coast of Europe. The ancients believed that the quality of each seed was the same, so it was used as a weight [...]
Humans have been searching, mining and using gemstones for nearly 6000 سنين. على سبيل المثال, the famous Chinese "اليشم هيتيان" has been discovered as early as the primitive society. وفقا لإحصائيات غير كاملة, there are more than 600 kinds of gem mines discovered and mined in the world, and these gem resources are mainly distributed in [...]