Gem Mountain

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Gem Mountain Gem Mountain Sapphire Mine, Philipsburg, Montana Welcome to Gem Mountain Montana. Your direct source of Montana Sapphires, gemstones and jewelry.
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The Town store in Philipsburg, MT is open year-round. The sapphire mine is open seasonally from Memorial Day
Weekend to Labor Day Wednesday through Saturday

Here are the last of the Big Ones from this Season. We hope to see you at our location in downtown Philipsburg this wint...
09/12/2026

Here are the last of the Big Ones from this Season.

We hope to see you at our location in downtown Philipsburg this winter!

Thank you to everyone who made the 2026 season a Spectacular Success. This is how we ended the day. There truly is a sa...
09/06/2026

Thank you to everyone who made the 2026 season a Spectacular Success. This is how we ended the day. There truly is a sapphire at the end of the rainbow.

Here are the last of the BIG ONES from 8/26 to 8/29. Hope to see you on our FINAL FOUR DAYS of the summer!!! Can you bel...
09/01/2026

Here are the last of the BIG ONES from 8/26 to 8/29.

Hope to see you on our FINAL FOUR DAYS of the summer!!! Can you believe we've reached the end already?

8/26 to 8/29! Here are the frist 20 BIG ONES (and one I just thought was pretty).A Big One is any sapphire over 3.00 car...
09/01/2026

8/26 to 8/29! Here are the frist 20 BIG ONES (and one I just thought was pretty).

A Big One is any sapphire over 3.00 carats.

The other half of our BIG ONES from 8/19 to 8/22. What a successful week with 40 separate people finding a sapphire over...
08/26/2026

The other half of our BIG ONES from 8/19 to 8/22.

What a successful week with 40 separate people finding a sapphire over 3.00 carats!

We've got 8 days left this season! Wehope to see you before we close for the winter!

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The BIGE ONES from 8/19 to 8/22, with more still to post!
08/26/2026

The BIGE ONES from 8/19 to 8/22, with more still to post!

Pack it on pack it out, use our dumpster . All posted. This is not ok. Guess we move forward with camper registration. ...
08/22/2026

Pack it on pack it out, use our dumpster . All posted. This is not ok. Guess we move forward with camper registration. Or close it down.

A little late, but here are the BIG ONES from last week. 8/12 to 8/15. A Big One is any sapphire over 3.00 carats. Count...
08/19/2026

A little late, but here are the BIG ONES from last week. 8/12 to 8/15.

A Big One is any sapphire over 3.00 carats.

Counting down to September 5th, there's only 3 weeks left this season! Hope to see you before our summer location closes!

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This young man happily spent his 7th Birthday at Gem Mountain.
08/14/2026

This young man happily spent his 7th Birthday at Gem Mountain.

We are open at both locations and will remain open. The only effects we have from the fires are the smoke, Expect delay...
08/12/2026

We are open at both locations and will remain open. The only effects we have from the fires are the smoke, Expect delays if coming from Hamilton. There is a Pilot Car es**rt from MM 13 to 17. Come enjoy the last 4 weeks of the mine being open for the 2026 summer season. We've got great gravel.

Address

201 W Broadway Street
Philipsburg, MT
59858

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 9am - 5pm
Sunday 9am - 5pm

Telephone

+14068594367

Website

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