Table of minerals, rocks, stones and gemstones
| State federal district or territory | Mineral | Gemstone |
|---|---|---|
| Kansas | Galena (2018) | Jelenite, a form of amber (2018) |
| Kentucky | Coal (1998) | Freshwater pearl (1986) |
| Louisiana | Agate (2011) | Lapearlite (Eastern oyster shell) (2011) |
| Maine | Tourmaline (1971) |
What crystals are native to Kansas?
In Eastern Kansas, you’ll find quite a bit more variety including geodes, septarian nodules, and crystals of minerals like pyrite, galena, and cerrusite.
The most commonly found and collected rocks and minerals in Kansas are:
- Agate.
- Petrified wood.
- Jasper.
- Calcite.
- Septarian nodules.
- Geodes.
- Opal.
- Chalcedony.
What is the state precious stone?
benitoite
On October 1, 1985, benitoite (pronounced beh-nee-tow-ite) was designated as the official state gem by the California legislature. Benitoite, a barium titanium silicate, can occur in rich blue crystals that are as striking and flawless as the finest sapphires.
Where can you find Opal in Kansas?
Precious opal (not found in Kansas) is a highly valued iridescent gemstone. Opal is widespread in the Ogallala Formation in Clark, Ellis, Logan, Ness, and Rawlins counties.
Is there Opal in Kansas?
Kansas opals are not the precious variety. The opals from the Ogallala may be colorless, white, or gray and are found with a white, cherty calcareous rock. Some of it is called “moss opal” because it contains an impurity (manganese oxide) that forms dark, branching deposits like small mosses in the opal.
Can diamonds be found in Kansas?
Although diamonds occur with both kimberlite and lamproite in other parts of the world, none have been found in Kansas.
Are there state gems?
Thirty-five of the 50 states have designated an official gem or gemstone. Some states like Missouri have named an official state mineral or rock, but not a gemstone. Montana and Nevada, on the other hand, have chosen both a precious and semiprecious gemstone.
What states have opals?
Opals: – These are mainly found in the states of Nevada, Oregon and Idaho. In Virgin Valley in Nevada there are black fire opals. Oregon is also famous for its Thundereggs and Sunstones.
What state has the most gems?
A quarter of the states produce the majority of the gemstones in the country. In decreasing order of production value, Idaho, Arizona, Oregon, California, Montana, Arkansas, Maine, Colorado, North Carolina, Nevada, Texas and Utah produced 90 percent of the U.S.’s natural gemstones last year, the USGS said.
Where can I find garnet in Kansas?
Small red and brown garnets occur in the kimberlite outcrop near Stockdale in Riley County, and they may be found in the bed of the small stream that cuts across this outcrop. Garnets also have been found in other Riley County kimberlites and in the streams flowing near the kimberlites.
Where can you go rockhounding in Kansas?
The best locations where you can rockhound in Kansas include the Flint Hills in Eastern Kansas, Red Hills in Clark, Comanche, and Barber counties in southern and central Kansas, Smoky Hills in north-central Kansas, Cherokee Couty in southeast Kansas, Lawrence, Black Rock county, Aetna, or Ashland.
Is there quartz in Kansas?
The crystals are formed when minerals precipitate (settle) out of groundwater in underground rock cavities. The minerals deposited may vary, but in Kansas most geodes consist of quartz, chalcedony (a type of quartz), and calcite. They commonly form in limestone and can be found in many places in the Flint Hills region.
Where can I find Flint rock in Kansas?
They can be found in many places in the Flint Hills region: near the town of Rock, along the Walnut River in Cowley County; north of the town of Douglass in Butler County; and in Riley, Marshall, and Chase counties.
Is there a gold mine in Kansas?
There were no verified reports of any commercial gold mining operations within the state of Kansas. Although the gold is small and almost always extremely fine textured flour gold, it is present in many creeks within the previously glaciated area and can be recovered by careful gold panning technique.
What is kimberlite rock?
kimberlite, also called blue ground, a dark-coloured, heavy, often altered and brecciated (fragmented), intrusive igneous rock that contains diamonds in its rock matrix. It has a porphyritic texture, with large, often rounded crystals (phenocrysts) surrounded by a fine-grained matrix (groundmass).
What is the difference between Lamproite and kimberlite?
Kimberlites are characterized by CO2-dominated regime, whereas formation of lamproites was assisted by essentially H2O fluid; (2) Kimberlites are localized within ancient cratons, while within-plate lamproites are restricted to adjacent Proterozoic belts.
What states have rose quartz?
Much of the rose quartz that is sold today is produced in Brazil, South Africa, India, and Madagascar. Other sources include Namibia, Mozambique, and Sri Lanka. In the United States, a deposit near Custer, South Dakota once produced significant amounts of rose quartz.
Is Lapis Lazuli a precious stone?
Lapis lazuli (UK: /ˌlæpɪs ˈlæz(j)ʊli, ˈlæʒʊ-, -ˌlaɪ/; US: /ˈlæz(j)əli, ˈlæʒə-, -ˌlaɪ/), or lapis for short, is a deep-blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.
Where are jade rocks found?
Most known deposits of jadeite occur along, or near faults in serpentinites. Examples of this type of deposit are found in Myanmar, New Zealand, Canada, Taiwan, Guyana, Surinam, southern Europe, Russia and China.
What is the rarest gemstone?
Painite : Not just the rarest gemstone, but also the rarest mineral on earth, Painite holds the Guinness World Record for it. After its discovery in the year 1951, there existed only 2 specimens of Painite for the next many decades. By the year 2004, there were less than 2 dozens known gemstones.
How much are opals worth?
Once categorized, opals are sold in price per carat, or weight. Because there are so many opal fields in Australia, there really is no singular form of opal. This means that opal costs can vary from about $10 per carat to approximately $6,000 per carat.
