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GRN grid region: N26W52

A grid 'square' of approximately 160km x 160km, part of the Global Reference Network of 19,833 grid cells covering the Earth.

Hughes Mountain Rhyolite Columns

Hughes Mountain State Natural Area, Washington County, Missouri, USA

Google Earth view of Central Stone and Washington County Aggregates quarries

Central Stone Company Potosi Quarry, Washington County, Missouri, USA

Part of the quarry wall

Klondike Quarry, St. Charles County, Missouri, USA

Hughes Mountain Rhyolite Columns

Hughes Mountain State Natural Area, Washington County, Missouri, USA

Google Earth view of Central Stone and Washington County Aggregates quarries

Central Stone Company Potosi Quarry, Washington County, Missouri, USA

Part of the quarry wall

Klondike Quarry, St. Charles County, Missouri, USA

Hughes Mountain Rhyolite Columns

Hughes Mountain State Natural Area, Washington County, Missouri, USA

Google Earth view of Central Stone and Washington County Aggregates quarries

Central Stone Company Potosi Quarry, Washington County, Missouri, USA

Northeast Corner:

39 0'0'' N , 90 42'29'' W ( 39,-90.7083 )

Southwest Corner:

37 30'0'' N , 92 29'12'' W ( 37.5,-92.4867 )

Climate:

Cfa: Humid subtropical climate

100%

Region/Areas Intersecting:

North America
North America Plate
USA
Missouri, USA
Granite-Rhyolite Province, North America Plate
Mazatzal Terrane, North America Plate
Shawnee Domain, North America Plate
Mazatzal Domain, North America Plate

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

ⓘ Barite (Barytes)

ⓘ Iron pyrite

Mineral List

ⓘ 'Allanite Group'

ⓘ var. Chiastolite

ⓘ Arsenopyrite

ⓘ var. Fassaite

ⓘ Aurichalcite

ⓘ Babánekite

ⓘ 'Bastnäsite'

ⓘ Britholite-(Ce)

ⓘ Brochantite

ⓘ 'Calcium Amphibole Subgroup'

ⓘ 'var. Hornblende'

ⓘ Cassiterite

ⓘ Chalcanthite

ⓘ Chalcopyrite

ⓘ 'Chlorite Group'

ⓘ 'Clay minerals'

ⓘ 'Clinopyroxene Subgroup'

ⓘ var. Chalcotrichite

ⓘ 'Fayalite-Forsterite Series'

ⓘ 'Feldspar Group'

ⓘ Fluorapatite

ⓘ 'Garnet Group'

ⓘ Gersdorffite

ⓘ 'Glauconite'

ⓘ Greenockite

ⓘ var. Selenite

ⓘ var. Martite

ⓘ var. Specularite

ⓘ Hemimorphite

ⓘ 'Hornblende Root Name Group'

ⓘ 'Hypersthene'

ⓘ Lepidocrocite

ⓘ Mackinawite

ⓘ Melanterite

ⓘ var. Copper-bearing Melanterite

ⓘ Metatorbernite

ⓘ Molybdenite

ⓘ 'Monazite Group'

ⓘ var. Sericite

ⓘ Native Copper

ⓘ Native Gold

ⓘ var. Electrum

ⓘ Native Iron

ⓘ var. Kamacite

ⓘ Native Silver

ⓘ Native Sulphur

ⓘ Nickelskutterudite

ⓘ 'Orthopyroxene Subgroup'

ⓘ Palygorskite

ⓘ 'Plagioclase'

ⓘ Plumbogummite

ⓘ var. Bravoite

ⓘ Pyrophyllite

ⓘ 'Pyroxene Group'

ⓘ var. Amethyst

ⓘ var. Chalcedony

ⓘ var. Citrine

ⓘ var. Milky Quartz

ⓘ var. Smoky Quartz

ⓘ 'Serpentine Subgroup'

ⓘ Smithsonite

ⓘ 'Synchysite'

ⓘ Szomolnokite

ⓘ Tengerite-(Y)

ⓘ 'Tennantite Subgroup'

ⓘ 'Tourmaline'

ⓘ Vesuvianite

ⓘ Xenotime-(Y)

130 valid minerals.

Rock Types Recorded

Select Rock List Type

Alphabetical List Tree Diagram

Localities within Grid Area

Missouri

Missouri

Quick NavCommodities Mineral List Rock Types Localities

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