如何鉴别和田玉的真假？

鉴别和田玉真假可从以下几方面入手：1）观察光泽，真和田玉呈油脂光泽或蜡状光泽；2）测试硬度，和田玉莫氏硬度6-6.5；3）观察结构，真品在强光下可见毛毡状纤维交织结构；4）手感测试，和田玉有温润感，入手不冰；5）听声音，轻轻敲击声音清脆悠长。建议使用全球玉石网AI鉴定功能，拍照即可快速识别。

翡翠的种水是什么意思？

翡翠的'种'指翡翠的质地细腻程度和透明度，常见的种有玻璃种、冰种、糯种、豆种等。'水'指翡翠的透明度，水头好表示透明度高。种水是评价翡翠品质的核心指标，玻璃种水头最好，价值最高；豆种质地较粗，价值相对较低。

玉石收藏投资需要注意什么？

玉石收藏投资需注意：1）学习基础知识，了解各品种特点和市场行情；2）选择正规渠道购买，索要鉴定证书；3）关注品质而非数量，优先收藏高品质精品；4）了解市场趋势，关注和田玉籽料、高冰翡翠等稀缺品种；5）注意保养存放，避免磕碰和化学品接触；6）长期持有，玉石投资适合中长期。

南红玛瑙和普通玛瑙有什么区别？

南红玛瑙与普通玛瑙的主要区别：1）颜色，南红以锦红、柿子红、玫瑰红等红色系为主，色泽浓郁温润；2）质地，南红质地细腻，有胶质感；3）产地，主要产于云南保山、四川凉山；4）价值，优质南红价格远高于普通玛瑙；5）结构，南红具有独特的朱砂点结构。

如何使用全球玉石网的AI鉴定功能？

使用全球玉石网AI鉴定功能非常简单：1）访问 globejade.com 点击'AI鉴定'；2）拍照或上传玉石照片；3）系统会在20秒内自动识别玉石品种；4）获得包含品种鉴定、品质评估、市场参考价格的完整报告。支持35种宝玉石品种的识别。

Encyclopedia/Turquoise

Phosphate MineralH: 5.0-6.0

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Turquoise

Turquoise is one of the world's oldest gemstones, prized for its distinctive sky-blue to blue-green color. Shiyan, Hubei, China is a major global source, producing high-porcelain turquoise of superior quality with international acclaim.

Mohs Hardness

5.0-6.0

Origin

Hubei Shiyan, Anhui Ma'anshan, Iran, United States

Market Price Range

High-porcelain blue: $70-$1.4K/g; High-porcelain green: $28-$420/g; Chalk turquoise: $1.4-$14/g

Detailed Description

Turquoise is graded by porcelain quality into high-porcelain, medium-porcelain, and chalk grades. By color, it includes sky blue, blue-green, green, and yellow-green. Quality evaluation focuses on porcelain quality (hardness and density), color purity, and iron line aesthetics.

Identification Methods

Iron line observation: natural turquoise has naturally distributed iron lines; fakes are too regular

Water test: natural turquoise darkens when soaked (note: high-porcelain material shows less change)

Hardness test: high-porcelain turquoise has high hardness; fingernails cannot scratch it

Smell test: when slightly heated, resin-injected turquoise emits a plastic smell

Market Information

The turquoise market has grown steadily in recent years, with high-porcelain blue material prices rising due to scarcity. Hubei turquoise is gaining international recognition with increasing exports.