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Star Blue Quartz Nephrite Jade Turquoise Diamond
Benitoite (1985) Aquamarine (1971) Garnet (1977) - Moonstone Quartz
(1976) Black
Coral Star
Garnet - - - - Freshwater Pearl (1986) Agate (1976) Tourmaline
Patuxent River
Stone (2004) Rhodonite (1974) Chlorastrolite (1972) Lake
Superior Agate (1969) - Mozarkite (1967) Sapphire Blue Agate (1967) Virgin Valley Black Fire Opal Smokey Quartz
(1985)
- Turquoise (1967) Garnet (1967) Emerald
(1973)
- Ohio Flint (1965) - Oregon Sunstone (1987)
- -
Amethyst (1969) Fairburn Agate (1966) Tennesse River Pearl
(1979) Texas Blue
Topaz (1969)
Topaz (1969)
Grossular Garnet
- Petrified Wood (1975) Silicified
Fossil Coral (1990) -
Nephrite Jade
(1967)
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Hematite Gold Fire
Agate Quartz Gold Rhodochrosite (2002) Garnet
Sillimanite - Staurolite - - Fluorite (1965) Salem Limestone (1971) Geode (1967) - Coal - - - Babingtonite (1971) Petoski Stone (1965) - Petrified Wood (1976) Galena
(1967) Agate Prairie Agate (1967) Silver mineral: Beryl
(1985)
rock: granite (1985) - - - mineral: Gold (2011)
rock: granite (1979) Teredo Wood - Rose Rock (Barite) Thunderegg Agate (1965) - mineral: Bowenite
(1966)
rock: Cumberlandite (1966) Blue Granite (1969) Rose Quartz
Limestone (1979) mineral: Silver (2007)
rock: Petrified Palmwood (1969) mineral: Copper (1994)
rock: Coal (1991) mineral: Talc
rock: granite, marble, slate (1992) - - Coal (2009) mineral: Galena
(1971)
rock: red granite (1971) -
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