A common metamorphic mineral found primarily in regionally metamorphosed intermediate-grade rocks derived from shales. It is less common in some veins and pegmatites. Kyanite is very rare in Michigan. It sometimes occurs as a detrital accessory mineral in glacial sands.
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What ores are found in Michigan?
Michigan is a major producer of cement, construction sand and gravel, iron ore, peat, and potash. It produces common clay, crushed and dimension stone, gypsum, industrial sand and gravel, lime, gemstones, and salt.
Can quartz be found in Michigan?
A wide variety of gemstones can be found on Lake Michigan’s shorelines and other areas of the state. Chlorastrolite, or the Isle Royale greenstone, is the state’s official gemstone since 1973.Other gemstones found in Michigan are chrysocolla, beryl, hematite, malachite, quartz, jasper, or diamonds, just to name a few.
Can silver be found in Michigan?
Native silver occurs in a variety of vein and lode deposits of hydrothermal origin. In Michigan, it is found in the Keweenaw’s native copper deposits and in certain hydrothermal gold-quartz and lead- zinc veins in Marquette County.The history of Michigan silver has been reviewed by Olson (1986).
Is labradorite found in Michigan?
Labradorite – Found in Dickinson, Houghton, Iron, Keweenaw, and Marquette Counties.Found in Baraga, Dickinson, Gogebic, Houghton, Keweenaw, Marquette, and Ontonagon Counties. Neotocite – Found in Gogebic, and Iron Counties. Olivine – Used as gemstones, in bricks, and in refractory sand.
Where can you find amethyst in Michigan?
Amethyst is recovered from veins in granite and other rocks around Thunder Bay, Ontario, and to a lesser extent from Michigan’s Keweenaw Peninsula.
What is Michigan’s state gemstone?
chlorastrolite
The State Gemstone is chlorastrolite, a variety of the mineral pumpellyite. It also goes by the common name of greenstone or Isle Royal greenstone. The term greenstone can be confusing in that it is both a rock and a mineral term.
Is there Turquoise in Michigan?
Michigan chrysocolla is sometimes referred to as “U.P. Turquoise” when found in a high quality.When I find Chrysocolla I can sometimes find associated minerals such as cuprite, malachite, limonite, and native copper in the same area. One of the mines rich with Chrysocolla is the Bumbletown (Bumblebee Mine).
Where can I find garnets in Michigan?
Garnet may be found in the Michigamme area at the Mount Shasta mine. Should you return from the Upper Peninsula by way of the Southern Route (U.S. 2) attractive mineral specimens can be obtained in the marble quarries at Randville and Felch in Dickinson County (Lodging).
Is there obsidian in Michigan?
Two archeologists found pieces of obsidian, pictured, at a dig in Lake Huron, Michigan that are over 9,000 years old and from the Wagontire area.
Is there any gold in Michigan?
Gold can be found throughout Michigan.Lode discoveries have been made across the state, but most have been very low-grade, and gold production has been a byproduct of other mineral extraction efforts. Most placer gold found throughout Michigan is very small, and not in quantities suitable for commercial extraction.
Are there rubies in Michigan?
Also known as Isle Royale greenstone, it is found in just one peninsula in upper Michigan (as well as Isle Royale in Lake Superior, although it’s illegal to collect specimens there).
Is malachite found in Michigan?
Malachite from Keweenaw Peninsula, Michigan, USA.
What crystals can you find in Lake Michigan?
Fascinating facts and photos featuring the most common beach stones found along Lake Michigan shorelines, as well as several unusual kinds; includes various types of basalt, septarian, limestone, granite, gabbro, diorite, gneiss, schist, sandstone, silt stone, mudstone, geodes, chalcedony and agate.
Where is Iron mostly found in Michigan?
Iron mines are located in areas known as ranges. The Upper Peninsula’s biggest range is called Marquette Range. Two smaller ranges are the Menominee Range and The Gogebic Range. Michigan’s early mines had to deal with a tough environment and difficult transportation issues.
Are Petoskey stones found in Lake Superior?
When dry, Petoskey stones look like ordinary, grayish-brown stones.Admittedly, I’ve searched for Petoskey stones all along the public beaches of the Great Lakes State, from Pictured Rocks National Lakeshore alongside Lake Superior to the coastline near North Bar Lake in Sleeping Bear Dunes.
Can you find agates in Lake Michigan?
banded agate found on the Lake Michigan beach between Leland and Glen Arbor. The possible source for these agates is Michipicoten Island or Mamainse Point or, perhaps flow tops under Lake Superior between these locations.
Where is unakite in Michigan?
Unakite can be found as pebbles and cobbles from glacial drift in the beach rock on the shores of Lake Superior, and sometimes Lake Michigan.
What is Michigan’s state flower?
Apple BlossomIn 1897, the APPLE BLOSSOM (Pyrus coronaria) was designated the state flower. Sponsors noted it was “one of the most fragrant and beautiful flowered species of apple.” It is native to the state. In 1931, the AMERICAN ROBIN (Turdus migratorius) was chosen the state bird.
What is Michigan State Fruit?
Tart Cherries
State Fruit: Tart Cherries (Unofficial)
Michigan is the nation’s leading producer of the fruit, accounting for 75 percent of the country’s supply. The majority are grown in the northwest counties of the state. The area is so well known for its cherries that Traverse City hosts an annual National Cherry Festival.
What does the Michigan State stone look like?
Official State Gem of Michigan
Chlorastrolite (a variety of the mineral pumpellyite) is a bluish-green stone with a pattern of slender, star-like crystals which results in a “turtle back” pattern. Some chlorastrolite includes other minerals, which produce additional colors.
