Stones/Gems with B
Real gemstone mineral; widely known.
Real volcanic rock; counts as a stone.
Real gemstone, also called heliotrope.
A real colored diamond gemstone.
Real topaz variety; a recognized gemstone.
Variety of corundum gem, prized deep blue color
Real mineral (barite); counts as a stone.
Real diamond variety; colored black.
Real sedimentary rock/ore; counts as a stone.
- bedrock
Real onyx variety; recognized gemstone.
Trade name for certain blue building/gem stones.
Precious opal variety with dark body tone, rare gem
Common trade name for blue-colored opal gemstone.
Agate variety with blue banding, popular in jewelry.
Rare blue barium titanium silicate, California’s state gem.
Copper iron sulfide, “peacock ore” with iridescent colors.
Diamond sourced from conflict zones, still a real gem.
Quartz variety with blue color, used as a gem.
Dark quartz colored by inclusions, used as gem.
Brownstone is a natural sandstone used in buildings.
Volcanic glass, widely used as a black gemstone.
German for amber, a classic fossil gem material.
Old name for red beryl, a rare gem from Utah/New Mexico.
Organic gem from oysters; dark-colored variety.
Fluorocarbonate mineral; rare-earth ore and collector gem.
Gem variety of serpentine; used as ornamental stone.
A borite is a rare copper-bearing mineral.
Phosphate mineral; collected as a rare yellow-green gem.
Light blue calcite variety; used as decorative stone.
Dark mica mineral; common in granites
A brilliant is a gemstone, especially a brilliant-cut diamond.
Trade term: sapphire or treated corundum
Blue amethyst is a recognized color variety of quartz.
A plagioclase feldspar; rare gem material
- brown diamond
Lapis lazuli rich in blue lazurite mineral
Clay rich in montmorillonite, used in drilling
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