Gemstone Treasury (Please Choose) Actinolite Star Quartz 陽起石星星水晶 Afghanistan Jade 綠紋石/阿富汗玉 Agate 瑪瑙 Agate (Blossom) 櫻花瑪瑙 Agate (Blue Lace) 藍紋瑪瑙 Agate (Dendritic) 樹枝瑪瑙 Agate (Enhydro) 水謄瑪瑙 Agate (Fire) 火瑪瑙 Agate (Moss) 苔蘚瑪瑙 Amber 琥珀蜜蠟 Amethyst 紫水晶 Ametrine 紫黃晶 Ammolite 斑彩石 Angelite 天使石 Apatite 磷灰石 Apophyllite 魚眼石 Aragonite 文石/ 霰石 Arfvedsonite 鈉角閃石 Aventurine 東陵玉 Azurite 藍銅礦 Azurmalachite 藍孔雀石 Barite 重晶石 Beryl 綠柱石 Beryl | Aquamarine 綠柱石 |海藍寶 Beryl | Emerald 綠柱石 | 綠寶石 Beryl | Heliodor 綠柱石 | 金綠柱石 Beryl | Morganite 綠柱石 | 摩根石 Blood Stone 血石 Blue Quartz 藍石英 Bog Oak 沼澤橡木 Boji Stones 堪薩斯神石 Bronzite 古銅輝石 Calcite 方解石 Celestine 天青石 Chalcedony 玉髓 Chalcedony (Blue) 藍玉髓 Chalcedony (Blue) Aquaprase 海水藍綠玉髓 Chalcedony (Blue/Green) / Gem Silica 矽化寶石 Chalcedony (Green) Chrysoprase | 玉髓 (綠) 澳洲玉 Chalcedony (Green) Mtorodite 鉻玉髓 Chalcedony (Green) Prase 蔥綠玉髓 Chalcedony (Pink) 粉玉髓 Chalcedony (Purple) 紫玉髓 Chalcedony (Red) Carnelian 光玉髓 Chalcedony (Red) Sard 肉紅玉髓 Chalcedony (White) 白玉髓 Chalcopyrite 黃銅礦 Charoite 紫龍晶 Chiastolite 空晶石 Chrysoberyl 金綠寶石 Chrysoberyl | Alexandrite 金綠寶石 | 亞歷山大石/變石 Chrysocolla/Phoenix Stone 矽孔雀石/鳳凰石 Citrine 黃水晶 Copper 銅 Coral 珊瑚 Coral (Precious | Red) 貴珊瑚 | 紅珊瑚 Coral (Precious | White) 貴珊瑚 | 白珊瑚 Coral (Black) 黑珊瑚 Coral (Golden) 金珊瑚 Coral (Soft | Spongy | Blue) 藍色海綿珊瑚 Coral (Soft | Spongy | Red) 紅色海綿珊瑚 Coral (Fossil) 化石珊瑚 Corundum | Ruby 剛玉 | 紅寶石 Corundum | Sapphire 剛玉 | 藍寶石 Corundum | Sapphire (Black) 剛玉 | 黑藍寶石 Corundum | Sapphire (Colour Change) 剛玉 | 變色藍寶石 Corundum | Sapphire (Green) 剛玉 | 綠藍寶石 Corundum | Sapphire (Orange) 剛玉 | 橙藍寶石 Corundum | Sapphire (Pink) 剛玉 | 粉紅藍寶石 Corundum | Sapphire (Purple) 剛玉 | 藍寶石 Corundum | Sapphire (White) 剛玉 | 白藍寶石 Danburite 賽黃晶 Dendritic Quartz 樹枝水晶 Diamond 鑽石 Diamond (Black) 黑鑽石 Diopside 透輝石 Diopside (Black) 黑透輝石 Dumortierite 藍線石 Eilat Stone 埃拉特石 Feldspar | Albite 長石 | 水磨子石/鈉長石 Feldspar | Amazonite 長石 | 天河石 Feldspar | Labradorite 長石 | 拉長石 Feldspar | Moonstone 長石 | 月亮石 Feldspar | Sunstone 長石 | 太陽石 Fire Quartz 草莓石英/火晶 Flint Stone 燧石 Fluorite 螢石 Fossil 化石 Galena 方鉛礦 Garnet (Black) 黑石榴石 Garnet (Green) 綠石榴石 Garnet (Red) 紅石榴石 Gaspeite 菱鎳礦 Gold 金 Gypsum 石膏 Hematite 赤鐵礦 Hemimorphite 異極礦 Himalayan Ice Quartz 喜瑪拉雅冰晶 Howlite 硅硼鈣石 Hypersthene 銀線石 Iolite 堇青石 Iolite Bloodshot 血絲堇青石 Jade 玉 Jadeite (Black) 黑色翡翠 Jasper 碧玉 Jasper (Black Line) 黑線碧玉 Jasper (Ocean) 海洋碧玉 Jasper (Picasso) 畢卡索碧玉 Jasper (Picture) 圖畫碧玉 Jasper (Red) 紅碧玉 Jasper (Willow Creek) 柳溪碧玉 Jasper (Zebra) 斑紋碧玉 Jet 煤玉/煤精 Kyanite 藍晶石 Lapis Lazuli 青金石 Larimar 拉利瑪石 Larvikite 歪鹼正長岩 Lepidolite 鋰雲母 Magnesite 菱鎂礦 Magnetite 磁鐵礦 Malachite 孔雀石 Meteorite (Campo del Cielo) 阿根廷鐵隕石 Meteorite (Chelyabinsk) 車里雅賓斯克隕石 Meteorite (Gibeon) 基遍天鐵 Meteorite (Muonionalusta) 瑞典天鐵 Meteorite (NWA 869) NWA869天鐵 Meteorite (Sericho Pallasite) 肯亞橄欖隕鐵 Meteorite (Seymchan Pallasites) 雪辰橄欖隕鐵 Meteorite (Sikhote-Alin) 錫霍特山脈鐵隕石 Mica Quartz 雲母石英 Mookaite 莫哥石 Morion 黑水晶/墨晶 Nephrite 軟玉 Nephrite (Black) 黑軟玉 Nuummite 努烏邁特石 Obsidian 黑曜石 Obsidian (Apache Tears) 阿帕奇之淚/忘憂石 Obsidian (Golden) 砂金黑曜石 Obsidian (Rainbow) 彩虹黑曜石 Obsidian (Saffordite) 薩福德黑曜石 Obsidian (Silver Sheen) 銀曜石/砂銀黑曜石 Obsidian (Snowflake) 雪花黑曜石 Obsidian (Spider Web) 蜘蛛網黑曜石 Onyx (Black) 黑色安力士 Onyx (Carnelian)/Sardonyx 紅肉髓安力士/纏絲瑪瑙 Opal 蛋白石/歐泊 Opal (Black) 黑色蛋白石/歐泊 Opal (Boulder) 礫背歐泊 Opal (Common) 普通歐泊 Opal (Fire) 火歐泊 Opal (Precious) 貴歐泊 Paraiba Quartz 帕拉依巴石英 Pearl 珍珠 Pearl (Black) 黑珍珠 Peridot 橄欖石 Petrified Wood 木化石 Phantom (Green) 綠幽靈 Phantom (Purple) 紫幽靈 Phantom (Red) 紅幽靈 Phantom (White) 白幽靈 Pietersite 彼得石 Prehnite 葡萄石 Pyrite 黃鐵礦 Queen Conch 皇后海螺 Rhodochrosite 紅紋 Rhodonite 薔薇輝石 Rose Quartz 粉晶 Rutilated Quartz 髮晶 Rutilated Quartz (Black) 黑髮晶 Rutilated Quartz (Blue) 藍髮晶 Rutilated Quartz (Bronze) 銅髮晶 Rutilated Quartz (Gold) 金髮晶 Rutilated Quartz (Green) 綠髮晶 Rutilated Quartz (Red) 紅髮晶 Rutilated Quartz (Silver) 銀髮晶 Rutilated Quartz (White) 白髮晶 Scapolite 方柱石 Selenite Rose 沙漠玫瑰 Serpentine 蛇紋石 Serpentine (Bowenite) 蛇紋石 (包文石) Serpentine (Chrysotile) 蛇紋石 (纖維蛇紋石) Serpentine (Infinite) 蛇紋石 (無限石) Serpentine (Williamsite) 蛇紋石 (威廉玉) Shaman Stones 薩滿魔石 Shattuckite 藍矽銅礦 Shiva Shell 希瓦貝殼 Shungite 次石墨 Sillimanite 矽線石 Silver 銀 Smoky Quartz 煙水晶 Sodalite 方鈉石 Sodalite | Hackmanite 方鈉石 | 紫方鈉石 Sodalite Sunset 黃昏方鈉石 Sodalite | Yooperlite 優伯石/ 火焰石 | 方鈉石 Spinel 尖晶石 Spinel (Black) 黑尖晶石 Spodumene | Hiddenite 鋰輝石 | 翠綠鋰輝石 Spodumene | Kunzite 鋰輝石｜紫鋰輝石 Star Quartz 星星水晶 Staurolite 十字石 Stibnite 輝銻礦 Strawberry Quartz 士多啤梨晶 Sugilite 舒俱徠 Super Seven/Melody's Stone 超級七 Tektite (Agni Manitite) 印尼玻隕石 Tektite (The Australasian) 亞澳區玻隕石 Tektite (Libyan Desert Glass) 利比亞玻隕石 Tektite (Moldavite) 捷克玻隕石 Tektite (North American) 北美州玻隕石 Tiffany Stone 第凡尼石 Tiger-eye 虎眼石 Tiger-eye Blue 藍虎眼 Tiger-eye Iron 鐵虎眼石 Topaz 黃玉/吐柏斯石 Topaz (Blue) 藍吐柏斯石 Tourmaline 碧璽/電氣石 Tourmaline (Black) 黑碧璽 Tourmaline (Blue) 藍碧璽 Tourmaline (Green) 綠碧璽 Tourmaline (Red) 紅碧璽 Tourmaline (Watermelon) 西瓜碧璽 Tourmaline (Yellow) 黃碧璽 Tremolite 透閃石 Tridacna 硨磲 Turquoise 綠松石 Unakite 花綠石 Vivianite 藍鐵礦 White Quartz/Rock Crystal 白水晶 Zircon 鋯石/風信子石 Zoisite | Tanzanite 黝簾石 | 坦桑石/丹泉石 Zoisite | Thulite 黝簾石 | 玫瑰黝簾石 Zoisite | Ruby in Zoisite 黝簾石 | 紅綠寶 Special Items (Please Choose) Actinolite Star Quartz 陽起石星星水晶 Agate (Enhydro) 水膽瑪瑙 Amber 琥珀蜜蠟 Amethyst Cluster 紫晶塊 Amethyst Geode 紫晶洞 Ammolite 班彩石 Blue Quartz 藍石英 Bog Oak 沼澤橡木 Boji Stoes 堪薩斯神石 Cactus Quartz 仙人掌水晶 Chrysoberyl | Alexandrite 金綠寶石｜亞歷山大石/變石 Citrine Cluster 黃晶塊 Crystal Inside Crystal 晶中晶 Crystal Point 水晶柱 Crystal Pyramid 水晶金字塔 Crystal Sphere 水晶球 David Star 大衛星 Dendritic Quartz 樹枝水晶 Diamond 鑽石 Diamond (Black) 黑鑽石 Double Point 雙頭水晶 Dual Head Quartz / Herkimer 閃靈鑽 Enhydro Quartz 水謄水晶 Faden Quartz 縫合線水晶 Fossil 化石 Himalayan Ice Quartz 喜馬拉雅冰晶 Jet 煤玉/煤精 Key of Life / Ankh 生命之匙 Laser Wand 激光柱 Mica Quartz 雲母石英 Meteorite (Campo del Cielo) 阿根廷鐵隕石 Meteorite (Chelyabinsk) 車里雅賓斯克隕石 Meteorite (Gibeon) 基遍天鐵 Meteorite (Muonionalusta) 瑞典天鐵 Meteorite (NWA 869) NWA 869 天鐵 Meteorite (Sericho Pallasite) 肯亞橄欖隕鐵 Meteorite (Seymchan Pallasite) 雪辰橄欖隕鐵 Meteorite (Sikhote-Alin) 錫霍特山脈鐵隕石 Multi-inclusions 異像水晶 Obelisk 方尖塔 Paraiba Quartz 帕拉依巴石英 Pendulum 靈擺 Petroleum Quartz 石油水晶 Rainbow Crystal 彩虹水晶 Record Keepers 記憶水晶 Sacred Geometry 神聖幾何 Flower of Life 生命之花 Seed of Life 生命之種子 Egg of Life 生命之卵子 Fruit of Life 生命之果子 Platonic Solids 柏拉圖立體 Metatrons Cube 梅塔特隆立方體 Scepter Quartz 權杖水晶 Seven Star 七星陣 Shaman Stones 薩滿魔石 Shungite 次石墨 Skeletal Crystal 骨幹水晶 Sodalite | Hackmanite 方鈉石 | 紫方鈉石 Sodalite | Yooperlite 優伯石/ 火焰石 | 方鈉石 Star Quartz 星星水晶 Staurolite 十字石 Super Seven / Melody's Stone 超級七 Tektite (Agni Manitite) 印尼玻隕石 Tektite (The Australasian) 亞澳區玻隕石 Tektite (Libyan Desert Glass) 利比亞玻隕石 Tektite (Moldavite) 捷克玻隕石 Tektite (North American) 北美州玻隕石 Tiffany Stone 第凡尼石 Trapiche Amethyst 達碧茲紫晶 Trapiche Cordierite (Cerasite) 達碧茲堇青石 (櫻石) Trapiche Quartz 達碧茲石英 Treasure Basin (Agate) 瑪瑙聚寶盆 Treasure Basin (Crystal) 晶塊聚寶盆 Tumbled Stone 碎石/滾石 Twinning 雙晶 Whtie Quartz Cluster 白晶簇 Tips for Choosing (Please Choose) Back to Black 回歸黑色系列 Career & Study 事業/學業 Emotion 情緒 Health 健康 Love & Friendship 愛情/友情 Wealth 財富 Wedding Anniversary 結婚周年紀念 Wisdom 智慧   Chinese Name：亞歷山大石 (屬金綠寶石的品種) English Name：Alexandrite、belong to Chrysoberyl's varieties Other Name：Chrysoberyl Optical Effect：Colour Change Chemical Composition：Be(Al,Cr)2O4   Crystal System：Orthorhombic Hardness：8.5 SG：3.70 - 3.78 RI：1.746 - 1.763 (Double refraction +0.007 to +0.011) Related Chakra：Crown Birthstone：June Astrological Sign: Aquarius, Pisces Locality ：Brazil, Sri Lanka, Zimbabwe, Burma Colour：It's green under day light/outdoor, colour turns to red/purple when put under light bulb/indoor. Remarks：Alexandrite displaying the cat's-eye effect is a great rarity. High-quality alexandrite is one of the most expensive of all gemstones. Special Optical Effect：Colour Change Effect: The colour change effect exhibit by alexandrite; under white light: green colour; under tungsten light: red colour.   VIEW PRODUCTS ONLINE The colour change effect exhibit by alexandrite   Functions： 1. Wear it on the left hand, can stop the negative energy coming closer. 2. Wear it on the chest, help a person to think in a neutral way. 3. Wear it on the ears, prevent over react of the brain. 4. It's a very special stone that give you the feeling of enjoying life.     General care：   1. The gem is durable enough for everyday wear. 2. Cleaning: Use lukewarm plain water, mild soap and a soft brush to scrub behind the stone where dirt can collect.

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