Gem Tour of America Gems – Mines – Museums

Emerald Hollow Mine Hiddenite, North Carolina The Emerald Hollow Mine states it's the world's only emerald mine open for public prospecting. Gems found at the site include emerald, aquamarine, sapphire, garnet, topaz, amethyst, citrine, rutile and tourmaline. Prices depend on the type of digging you want to do. emeraldhollowmine T +1 ...

Sand and Gravel in the U.S.

Where and how do we mine sand and gravel deposits in the United States? Sand and gravel is mostly mined by open-pit mining. In 2002, there were >2,000 open-pit mines operating across the United States (USGS, 2017) although this number has decreased to ∼1,000 pit mine operations today (Willett, 2019).

National Mine Map Repository

Official website of the United States government Here's how you know. Here's how you know. Official websites use .gov A ... National Mine Map Repository; Oversight Document Database (O-Docs) OSMRE Contact Information 412-937-2114. [email protected] ...

National Coal Resources Data System (NCRDS)

The current component databases of NCRDS include: USTRAT: Stratigraphic data related to coal (e.g. drill holes, measured sections); USCHEM: Ultimate, proximate, and USGS-generated major-, minor-, and trace-element data for coal samples collected by USGS and States.COALQUAL is a derivation of this database.; USCOAL: A historical database of …

Interactive map of coal resources in the United …

1 of 4. The U.S. Geological Survey's National Coal Resources Data System comes with an interactive map that provides a huge amount of …

Bitcoin Mining Map

Hashrate values in EH/s. Raw values are used to draw the chart. 20 Sep 20 Mar 18 Sep 402 554 669. 7d 30d 90d 180d 1y

Mining Map Update: These Companies Operate 2.7 GW in …

Based on public data and information, TheMinerMag has identified the energized bitcoin mining power capacities in North America operated by 20 public mining companies and 2 private operators. In total, these companies boasted an operating capacity of 5.42 GW across the U.S. and Canada with about 50% in Texas.

Locations of mines and mining activity in the contiguous United States …

This dataset includes locations and associated information about mines and mining activity in the contiguous United States. The database was developed by combining publicly available national datasets of mineral mines, uranium mines, and minor and major coal mine activities. This database was developed in 2013, but temporal …

Thorium Mining In The United States

Thorium Mining In The United States Overview 134K Total Mines; Table 51 Total Mines; Browse 134,153 mining USGS records in the united states. Most records highlight mining opportunities and activity in Alaska, Arizona, and California. Quick Facts. 134,153 records of mining in the united states. 73,499 producers.

Mapped: US mineral production, by state

Mining In Arizona

Map ; Updated 5 Claims; Geology 7.76K Mines; Arizona has 471,617 records of mining claims on public land managed by the Bureau of Land Management and 7,761 records of mining mines listed by the United States Geological Survey (USGS). Quick Facts.

Mapped: US mineral production value by state in 2022

The state of Nevada was the next top mineral producer at $8.9 billion worth of minerals, thanks to its longstanding leadership in gold mining (accounting for 72% of US gold production in 2022) and ...

Mineral Resources Program

The Program publishes numerous mineral-related maps, including maps for mineral resource assessments, geologic map data, soil geochemical maps and hyperspectral surface materials maps. In addition to technical maps, Story Maps are used to engage the public in the interesting science that is being conducted in the Program.

USMIN Mineral Deposit Database | U.S. Geological Survey

Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-Minute Topographic Quadrangle Maps of the United States (ver. 10.0, May 2023) …

U.S. Geological Survey Map Viewer

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USGS Mineral Resources On-Line Spatial Data

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Mineral Resources Online Spatial Data Access Tool

Geophysics. The following are individual portals for specific studies and/or mineral resource assessments: Earth MRI. Mineral Resources. Sagebrush Mineral …

Sapphire Mining In Montana USA | A Guide To Sapphire Mines

Montana Territories Sapphire Mining. A map of the state of Montana. Sapphire production in Montana was, at least initially, a byproduct of the gold rushes of the 1860s. Early prospectors searching for gold in the gravel of the Missouri River repeatedly discarded the annoying blue pebbles that continually clogged their sluices without much thought to …

Inactive U.S. Metal Mines as of 2012

This map represents inactive metal mining operations across the United States. This map does not include any mines exclusively producing non-metallic minerals (clay, coal, etc.), and does not include any information about the status of reclamation. ... defines these 64,883 sites as "past producers," that is, "a mine formerly operating that has ...

Mineral Systems Map of the United States | U.S.

Mineral Systems Map of the United States By Mineral Resources Program August 1, 2023. Original Thumbnail Medium. Detailed Description. Maps showing parts of 23 mineral systems that could host …

Interactive map of the United States' geology and natural resources

The U.S. Geological Survey's (USGS) Mineral Resources Program's interactive Geologic Map of U.S. States provides a large amount of information on geology, natural resources, and environmental data for every U.S. state, including: Surface and bedrock geology Mineral resources Geochemical and geophysical data Water monitoring sites Partial soil …

Gold Deposits in the USA Interactive Map

Some of the most productive hard rock gold mines in the US include the Homestake Mine in South Dakota and the Carlin Trend deposits in Nevada. ... Resources for USA Gold Map. The shapefiles with gold deposit types in North America are from U.S. Geological Survey, 2001, National Mineral Resource Assessment 1998: Circular 1178, U.S. Geological ...

Lithium Deposits in the United States | U.S. Geological …

This data release provides the descriptions of approximately 20 U.S. sites that include mineral regions, mines, and mineral occurrences (deposits and prospects) that contain enrichments of lithium (Li). This release includes sites that have a contained resource and (or) past production of lithium metal greater than 15,000 metric tons. Sites in this …

Mineral Resources Online Spatial Data Access Tool

This project makes the digital spatial data produced by the Mineral Resources Program available via a web portal so that users can easily access spatial data for solving scientific and technical problems: the …

Gold Deposits in the USA Interactive Map

Gold Distribution in the USA. The distribution of gold in the US is uneven. Most gold deposits are in Alaska, California, Nevada, Colorado, and Arizona. Most of the main gold-producing districts are in the …

A Free United States Map – 50states

A Free United States Map. Map of the United States of America. 50states is the best source of free maps for the United States of America. We also provide free blank outline maps for kids, state capital maps, USA atlas maps, and printable maps. OR WA MT ID WY SD ND MN IA NE CO UT NV CA AZ NM TX OK KS MO IL WI IN OH MI PA NY KY AR …

Mica Mining In The United States

Mica Mining In The United States Overview 134K Total Mines; Table 51 Total Mines; Browse 134,153 mining USGS records in the united states. Most records highlight mining opportunities and activity in Alabama, Alaska, and Arizona. Quick Facts. 134,153 records of mining in the united states. 73,499 producers.

USA Map, Map of The United States of America

Clickable Map of USA - Explore the US Map with the States name labeled. ... Clickable Magk&6HLmj}NTrp of USA - Explore the US Map with the States name labeled. The United States of America lies in North American continent and comprises of 50 states. Menu ... US is engaged in professional, managerial, and technical activities, 1.5% in …

Tin Deposits in the United States | U.S. Geological Survey

This data release provides descriptions of more than 120 mineral regions, mines, and mineral deposits within the United States that are reported to contain enrichments of tin (Sn). This data release only includes sites with publicly available records of past production of tin, or a defined resource of tin, or both. The inclusion of a particular mineral deposit in …

Mining In The United States

The United States has 134,153 identified mines listed in The Diggings™. The most commonly listed primary commodities in The United States mines are Gold, Silver, and Copper .At the time these mines were …

U.S. mining industry

Value added by the United States mining industry (excluding oil and gas) from 2000 to 2022 (in billion U.S. dollars) Premium Statistic U.S. mining industry capacity utilization 2013-2023

U.S. Gold Mining Locations – Clickable Map

Most gold mining in the United States takes place in the western half of the country, although small amounts of placer gold can be found in nearly every state. For the prospector looking for the richest places to search for gold nuggets, this clickable map will help you get started. The information presented here is […]