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宝石比重 — 参考表

132种宝石的密度(比重最小、典型、最大值),由高到低排列。比重用静水称重法测量 — 在空气中和水中分别称重 — 适用于未抛光的原石,但不适用于镶嵌在首饰上的宝石。

宝石名称采用国际贸易通用的英文名,并链接到各品种的详细页面(英文)。

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宝石比重最小比重典型比重最大硬度晶系
Cinnabar8.008.108.202–2.5三方晶系
Cassiterite6.806.957.106–7四方晶系
Cuprite5.856.146.153.5–4等轴晶系
Cubic Zirconia5.605.806.008–8.5等轴晶系
Hematite4.955.285.305.5–6.5三方晶系
Zircon4.604.694.807.5四方晶系
YAG4.504.554.608–8.5等轴晶系
Spessartite Garnet4.124.154.187–7.5等轴晶系
Sphalerite3.904.094.103.5–4等轴晶系
Almandine Garnet3.934.054.307–7.5等轴晶系
Star Garnet3.934.054.307–7.5等轴晶系
Color-Change Sapphire3.994.004.019三方晶系
Low-Type Zircon3.904.004.106四方晶系
Padparadscha Sapphire3.954.004.039三方晶系
Pink Sapphire3.984.004.019三方晶系
Ruby3.974.004.059三方晶系
Sapphire3.954.004.039三方晶系
Star Ruby3.974.004.059三方晶系
Star Sapphire3.954.004.039三方晶系
Synthetic Color-Change Corundum3.974.004.059三方晶系
White Sapphire3.994.004.019三方晶系
Yellow Sapphire3.994.004.019三方晶系
Demantoid Garnet3.823.843.886.5–7等轴晶系
Rhodolite Garnet3.743.843.947–7.5等轴晶系
Malachite3.603.804.053.5–4单斜晶系
Pyrope Garnet3.623.783.877–7.5等轴晶系
Malaya / Umbalite Garnet3.653.753.877–7.5等轴晶系
Alexandrite3.703.733.788.5斜方晶系
Cat's Eye Chrysoberyl3.703.733.788.5斜方晶系
Chrysoberyl3.703.733.788.5斜方晶系
Color-Change Garnet3.653.723.807–7.5等轴晶系
Kyanite3.533.683.684.5–7三斜晶系
Benitoite3.643.663.686–6.5六方晶系
Synthetic Spinel3.613.633.668等轴晶系
Grossular Garnet3.573.613.736.5–7.5等轴晶系
Hessonite Garnet3.593.613.657–7.5等轴晶系
Taaffeite3.593.613.638–8.5六方晶系
Tsavorite Garnet3.593.613.657–7.5等轴晶系
Black Spinel3.583.603.618等轴晶系
Rhodonite3.573.603.765.5–6.5三斜晶系
Spinel3.573.603.637.5–8等轴晶系
Sphene3.453.533.555–5.5单斜晶系
Topaz3.493.533.578斜方晶系
Blue Diamond3.503.523.5310等轴晶系
Brown Diamond3.513.523.5310等轴晶系
Diamond3.503.523.5310等轴晶系
Pink Diamond3.513.523.5310等轴晶系
Yellow Diamond3.513.523.5310等轴晶系
Rhodochrosite3.403.503.703.5–4三方晶系
Sinhalite3.473.483.506.5–7斜方晶系
Diaspore3.303.353.396.5–7斜方晶系
Tanzanite3.353.353.386–7斜方晶系
Jadeite3.243.343.436.5–7集合体
Peridot3.273.343.486.5–7斜方晶系
Kornerupine3.273.333.456.5斜方晶系
Chrome Diopside3.223.303.385.5–6.5单斜晶系
Star Diopside3.273.293.365–6单斜晶系
Enstatite3.203.273.305–5.5斜方晶系
Moissanite3.203.223.229.25六方晶系
Clinohumite3.133.213.356单斜晶系
Apatite3.173.203.235六方晶系
Thulite3.103.203.386–7斜方晶系
Fluorite3.173.183.194等轴晶系
Hiddenite3.153.183.216.5–7单斜晶系
Kunzite3.153.183.216.5–7单斜晶系
Andalusite3.133.173.217–7.5斜方晶系
Chrome Tourmaline3.003.103.207–7.5三方晶系
Green Tourmaline3.003.063.107–7.5三方晶系
Indicolite3.023.063.107–7.5三方晶系
Paraiba Tourmaline3.023.063.107–7.5三方晶系
Rubellite3.023.063.107–7.5三方晶系
Tourmaline3.013.063.267–7.5三方晶系
Watermelon Tourmaline3.003.063.107–7.5三方晶系
Danburite2.973.003.027–7.5斜方晶系
Phenakite2.952.962.977.5–8三方晶系
Grandidierite2.852.952.987–7.5斜方晶系
Nephrite2.902.953.036–6.5集合体
Prehnite2.822.882.946–6.5斜方晶系
Morganite2.712.822.857.5–8六方晶系
Larimar2.742.802.904.5–5三斜晶系
Sugilite2.742.762.805.5–6.5六方晶系
Turquoise2.602.762.905–6三斜晶系
Lapis Lazuli2.702.752.905–6集合体
Pearl2.602.742.852.5–4.5集合体
Aquamarine2.682.722.787.5–8六方晶系
Emerald2.672.722.787.5–8六方晶系
Goshenite2.682.722.807.5–8六方晶系
Heliodor2.682.722.747.5–8六方晶系
Calcite2.672.712.733三方晶系
Labradorite2.682.702.756–6.5三斜晶系
Rainbow Moonstone2.682.702.726–6.5三斜晶系
Coral2.602.682.703–4集合体
Red Beryl2.662.682.707.5–8六方晶系
Amethyst2.632.652.657三方晶系
Ametrine2.632.652.677三方晶系
Aventurine2.642.652.697三方晶系
Citrine2.632.652.657三方晶系
Hawk's Eye2.642.652.717三方晶系
Prasiolite2.632.652.677三方晶系
Rock Crystal2.632.652.657三方晶系
Rose Quartz2.632.652.657三方晶系
Smoky Quartz2.632.652.657三方晶系
Tiger's Eye2.642.652.717三方晶系
Scapolite2.502.632.746–6.5四方晶系
Sunstone2.622.632.656–6.5三斜晶系
Agate2.582.612.646.5–7三方晶系
Bloodstone2.582.612.646.5–7三方晶系
Carnelian2.582.612.646.5–7三方晶系
Chalcedony2.582.612.646.5–7三方晶系
Chrysoprase2.582.612.646.5–7三方晶系
Onyx2.582.612.646.5–7三方晶系
Pietersite2.582.612.646.5–7集合体
Chrysocolla Chalcedony2.582.612.646.5–7三方晶系
Charoite2.542.602.685–6单斜晶系
Iolite2.572.592.667–7.5斜方晶系
Moonstone2.562.582.596–6.5单斜晶系
Amazonite2.542.562.586–6.5三斜晶系
Serpentine2.442.552.623–6单斜晶系
Howlite2.452.532.583.5单斜晶系
Variscite2.402.522.603.5–4.5斜方晶系
Hauyne2.442.472.505.5–6等轴晶系
Obsidian2.302.402.605–5.5非晶质
Moldavite2.322.352.385.5非晶质
Hackmanite2.272.272.405.5–6等轴晶系
Sodalite2.142.272.405.5–6等轴晶系
Chrysocolla1.932.202.402–4斜方晶系
Opal1.982.152.255.5–6.5非晶质
Black Opal2.092.102.165.5–6.5非晶质
Fire Opal1.982.002.205.5–6.5非晶质
Ivory1.701.851.982.5–3集合体
Jet1.101.321.402.5–4非晶质
Amber1.051.081.092–2.5非晶质

钻石的比重是多少?
钻石的比重为3.50–3.53。仿制品读数不同 — 立方氧化锆密度高得多(5.60–6.00),因此静水称重能快速区分。

哪种宝石比重最高?
在本参考的132种宝石中,Cinnabar密度最高(8.00–8.20)。完整表格将所有品种由高到低排列。

比重如何测量?
静水称重法:先在空气中称重,再悬吊于水中称重 — 两者之比即为比重。适用于裸石、原石和不规则石料,但不适用于镶嵌宝石,金属会使测量失效。

另见: Reference Database (EN) · Guide (EN)