Aquamarine
Be3Al2(SiO3)6
Aquamarine is a variety of the mineral beryl which has the chemical composition Be3Al2(SiO3)6 . The pale green to blue aquamarine is one of the gem varieties of beryl.
These samples are displayed in the Smithsonian Museum of Natural History. The long dimension of the specimen above is perhaps 30 cm.
The aquamarine beryl sample at right is described as forming with microcline and quartz. It is from Shigar Valley, Dasu, Northern Areas, Pakistan. The large aquamarine crystal is about 20 cm high. Portions of it are of clear, gem quality. Virtually all aquamarine gemstones originate in pegmatites. This sample also demonstrates a well-formed microcline crystal at its base.
 This aquamarine sample is from White Mountain, Chaffee County, Colorado. It is about 8 cm across. 这块海蓝宝石样品来自科罗拉多州查弗县白山。它的直径大约是8厘米。
右侧的aquamarine beryl样本描述为与微斜长石和石英一起形成。它来自巴基斯坦的Shigar Valley, Dasu, Northern Areas。其中最大的aquamarine晶体高约20厘米。其部分具有清澈的宝石品质。几乎所有的aquamarine宝石均起源于 pegmatites。该样本也展示了其底部良好形成的微斜长石晶体。 |
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This aquamarine sample is formed with fluorite and muscovite. It is from Gilgit, Northern Areas, Pakistan. It is about 16 cm across. 这种蓝绿色的海蓝石样本含有 fluorite 和 muscovite，产自巴基斯坦的吉尔吉特地区，尺寸约为16厘米。
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The aquamarine sample at left is from Minas Gerais, Brazil. It is about 30 cm high. The next sample is from Madagascar. It is about 5 x15 cm. The sample below is from Topsham, Maine and is about 5x15 cm. 左边的aquamarine样本来自巴西的米纳斯吉拉斯州，高约30厘米。下一个样本来自马达加斯加，尺寸约为5x15厘米。下面的样本来自缅因州的Topsham，尺寸约为5x15厘米。
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The aquamarine sample at left is 40-50cm high! It has a mass of 3.1 kilograms. It is from Minas Gerais, Brazil. The large gem cut of aquamarine below is 1000 carats. It is about 12 cm across. 左边的蓝宝石样品高40-50厘米！它的质量是3.1千克。它来自巴西的米纳斯吉拉斯州。下面较大的蓝宝石切割品重1000克拉，直径约12厘米。
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This large sample with prominent aquamarine crystals is from Palmital, Minas Gerais, Brazil. It is about 50cm across and is described as aquamarine with albite, schorl, and muscovite. 这种含有明显祖母绿晶体的大样本来自巴西巴伊亚州米纳斯吉拉斯州的帕利塔尔。它宽约50厘米，被描述为含有碱式长石、石英和云母的祖母绿。
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This sample is described as aquamarine with muscovite. It is from Gilgit, Northern Areas, Pakistan. It is about 20x35 cm. 这种样本被描述为含有电气石的海蓝宝石。它来自巴基斯坦的吉尔吉特地区。尺寸约为20x35厘米。
The gem of aquamarine below is 65.35 carats, some 3 cm across, and is from Mozambique. 莫桑比克产的一颗海蓝宝石，重65.35克拉，直径约3厘米。
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 This sample of aquamarine is from Minas Gerais, Brazil and is about 8x13 cm. 这块海蓝宝石产自巴西的米纳斯吉拉斯州，尺寸约为8厘米乘13厘米。 |
 This sample is from Klein Spitzkopje, Namibia. It is about 5x12 cm. 此样本来自纳米比亚的Klein Spitzkopje。尺寸约为5x12厘米。
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 This sample is from Gilgit, Northern Areas, Pakistan. It is about 3x8 cm. 此样本来自巴基斯坦的吉尔吉特地区。尺寸约为3x8厘米。
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The aquamarine sample at left is about 3x10 cm. It is from Aqua Preta, Minas Gerais, Brazil. The large gem cut of aquamarine is 911 carat and is also from Minas Gerais. 左边的aquamarine样品约为3×10厘米。它来自巴西Minas Gerais的Aqua Preta。较大的宝石切割方式的aquamarine为911克拉，也来自Minas Gerais。
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The aquamarine sample at left below is about 1x5 cm. The gem is 111.4 carats. They are from Boise County, Idaho. The large gem at right is 263.5 carats and is from Russia. The smaller gem is 9.6 carats and is from Mitchell's Peak, North Carolina. 左下方的aquamarine样本尺寸约为1x5厘米，该宝石重111.4克拉，产自爱达荷州博伊县。右上方较大的宝石重263.5克拉，产自俄罗斯。较小的宝石重9.6克拉，产自北卡罗来纳州的Mitchell's Peak。
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These aquamarine gems are 184 and 186.9 carats and are from Minas Gerais, Brazil. The sample at right is about 13 cm high and is also from Minas Gerais. 这些海水蓝的宝石重184和186.9克拉，产自巴西的米纳斯吉拉斯州。右边的样品高约13厘米，同样产自米纳斯吉拉斯州。
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Mindat: Aquamarine
| Minerals
矿物 |
| HyperPhysics*****Geophysics
HyperPhysics ***** 地球物理学 | R Nave |