2022年4月7日 · Michigan Greenstone is a fantastic example of a beautiful regional stone. Its unique patterns and coloration lend it to being collected, cut, and polished wherever rock enthusiasts can get their hands on it.

2022年8月1日 · Green is the color of forests and the plains after rain. It’s a vibrant color that’s beloved by much of humanity, reminding us of the tranquility of nature. So, it’s no surprise that learning about green stones can help prospective rockhounds expand their collection. And there are a lot of green rocks and minerals found in nature.

Identifying raw, unpolished Chlorastrolite aka "Isle Royal Greenstone".

2016年5月1日 · Greenstone (Chlorastrolite) is the State Gem of Michigan. They are only found in the Keweenaw Peninsula and on Isle Royale (harvesting Greenstones in Isle Royale National Park is prohibited), with a few rolling up on North Shore beaches.

Chlorastrolite, also known as Isle Royale Greenstone, is a green or bluish green stone. [1] Chlorastrolite has finely radiating or stellate (for examples, see crystal habits ) masses that have a "turtleback" pattern.

Check out our rough green stone selection for the very best in unique or custom, handmade pieces from our gemstones shops.

Discover the allure of our exquisite collection featuring rough chlorastrolite, a gemstone renowned as Michigan Greenstone. This captivating mineral, with its distinctive mossy green hue and intricate starburst patterns, embodies the tranquil beauty of the Great Lakes region.

Greenstone: Transitions of chlorite-schist into mica schist, into slates, into schistose serpentine, and into hornblende-schist occur in places.

The Michigan State Gem is commonly called "Greenstone" or "Isle Royale Greenstone". The correct mineral name is Chlorastrolite, which is a variety of pumpellyite. Chlorastrolite is found chiefly as small rounded pebbles on the beaches of Isle Royale in Lake Superior and also throughout the Keweenaw Peninsula associated with the native copper ...

Chlorastrolite is a gemstone variety of the mineral pumpellyite, known for its unique, radiating star-like patterns. It's characterized by its green color, often with darker green or black inclusions, creating a mottled or star-like appearance. It's primarily found in Michigan's Upper Peninsula.