Texas’s Top 20 Hidden Gems & Minerals

Here is a list of the top 20 gemstones and minerals found in Texas.
Keep in mind that while Texas isn't as well-known for its mineral wealth as some other states, it does have a variety of interesting geological resources.
Here's a list:
Blue Topaz - The official state gemstone of Texas.
Petrified Wood - Fossilized wood found in various parts of the state.
Agate - Banded chalcedony, often found in West Texas.
Quartz - Common mineral found in various forms across the state.
Calcite - Calcium carbonate mineral, common in sedimentary rocks.
Celestite - Strontium sulfate mineral, found in some Texas localities.
Opal - Silica mineral, occasionally found in Texas.
Fluorite - Calcium fluoride mineral, found in some Texas deposits.
Pyrite - Iron sulfide mineral, also known as "fool's gold."
Barite - Barium sulfate mineral, used in drilling fluids.
Gypsum - Calcium sulfate mineral, used in construction materials.
Talc - Magnesium silicate mineral, used in various industries.
Sulfur - Native element, historically mined in Texas.
Cinnabar - Mercury sulfide mineral, once mined in Texas.
Galena - Lead sulfide mineral, found in some Texas deposits.
Turquoise - Blue-green mineral, occasionally found in Texas.
Garnet - Group of silicate minerals, found in some Texas localities.
Jasper - Opaque variety of chalcedony, found in various colors.
Amethyst - Purple variety of quartz, occasionally found in Texas.
Tourmaline - Boron silicate mineral, found in some pegmatites in Texas.