Aquamarine Minerals
Name and Composition - Blue gem variety of the mineral beryl; alumino silicate of beryllium: Be3AI2 (Si6O18).
Physical Properties - Light blue to deep marine blue coloured, transparent hexagonal crystals having hardness 8, specific gravity 2.92.
Mode of Occurrence - Occurs in Pegmatites.
Uses - Used as a gem stone.
Mineral based Industries – Nil.
Industrial Prospects – Nil.
Physical Properties
Hardness
Sp. gr.
Colour
Density
Crystal System
Sp. gr.
Colour
Density
Crystal System
8
2.92
Blue
2.72 g/cm3
Hexagonal
2.92
Blue
2.72 g/cm3
Hexagonal
Chemical Properties
Formula
Refractive index
Streak
Refractive index
Streak
Be3AI2 (Si6O18)
1.577-1.583
White
1.577-1.583
White
Indian Minerals
Metallic Minerals
Cadmium Ore
Copper Ore
Lead Ore
Zinc Ore
Iron Ore
Manganese Ore
Tungsten Ore
Bauxite Ore
Limestone and Dolomite
Limestone
Dolomite
Fertilizer Minerals
Gypsum
Pyrite
Rock Phosphate
Saltpeter
Fuel Minerals
Lignite
Glass and Ceramic Minerals
Ball Clay
China Clay
Feldspar
Fire Clay
Kyanite
Quartz
Quartzite
Silica Sand
Precious and Semiprecious Minerals
Aquamarine
Emerald
Industrial Minerals
Asbestos
Barytes
Bentonite
Calcite
Fluorite
Fuller's Earth
Garnet
Graphite
Magnesite
Mica
Mill Stone
Ochre
Pyrophylite
Siliceous Earth
Silimanite
Soapstone
Vermiculite
Wollastonite
Dimensional and Building Stone
Granite
Limestone - Flaggy
Marble
Rhyolite
Sandstone
Serpentinite
Shale/Schist/Phyllite
Slate