Open EVERY Day from March 24th through November 4th! Click here for hours

Mineral Collecting at Emerald Village. For decades rock hounds from all over the world visited the McKinney Mines to collect many different types of rocks and minerals.

Detailed description, properties, and locality information guide about the mineral beryl (emerald, aquamarine, morganite, heliodor).

Besides for Emerald, the mineral Beryl also has other important gem varieties, including blue Aquamarine, pink Morganite, and yellow Heliodor/Golden Beryl Pure Beryl is white; the green color of Emerald is usually caused by chromium impurities, and occasionally by vanadium impurities.Emerald is by far the most valuable gemstone variety of Beryl, …

Detailed description, properties, and locality information guide about the mineral beryl (emerald, aquamarine, morganite, heliodor).

Besides for Emerald, the mineral Beryl also has other important gem varieties, including blue Aquamarine, pink Morganite, and yellow Heliodor/Golden Beryl Pure Beryl is white; the green color of Emerald is usually caused by chromium impurities, and occasionally by vanadium impurities.Emerald is by far the most valuable gemstone variety of Beryl, …

Beryl (/ ˈ b ɛr əl / BERR-əl) is a mineral composed of beryllium aluminium cyclosilicate with the chemical formula Be 3 Al 2 (SiO 3) 6.Well-known varieties of beryl include emerald and aquamarine.Naturally occurring, hexagonal crystals of beryl can be up to several meters in size, but terminated crystals are relatively rare. Pure beryl is …

Emerald is a precious gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium and sometimes vanadium. Beryl has a hardness of 7.5–8 on the Mohs scale. Most emeralds are highly included, so their toughness (resistance to breakage) is classified as generally poor. Emerald is a …

Elements Sulfides Halides Oxides Hydroxides Nitrates Carbonates Borates Sulfates Chromates Wolframates Phosphates Arsenates Vanadates Silicates

Emerald is a precious gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium and sometimes vanadium. Beryl has a hardness of 7.5–8 on the Mohs scale. Most emeralds are highly included, so their toughness (resistance to breakage) is classified as generally poor. Emerald is a …