Rockhounding Northeastern PA since the 1970s

Northeastern Pennsylvania's gem & mineral society.

From kids picking up their first crystal to lifelong collectors — we meet monthly, head into the field together, and host the region's biggest mineral show every spring.

Join MSNEPA Visit Our Show
About MSNEPA

A community of rockhounds, since the 1970s

Rockhounds, geologists, students, and hobbyists who share a love for minerals, fossils, and everything in between. We welcome members of every age and experience level — show up curious, leave with a few new specimens and a lot of new friends.

Read our story →
Annual Event

Treasures of the Earth Gem & Mineral Show

When: First Saturday & Sunday of May, every year
Where: Oblates of St. Joseph Seminary · 1880 Highway 315, Pittston, PA 18640
Admission: $3 · free for children, scouts & uniformed service
Show details See past shows
From the community

What we've been up to

Follow MSNEPA on Facebook for member finds, field-trip recaps, and meeting reminders. Our discussion group is 1,100+ rockhounds strong — and growing.

1,100+ rockhounds and counting Meeting dates, member finds, field-trip plans, and show news — it all lands in the group first. See the latest from MSNEPA →
From the field

Recent member finds

Specimens, photos, and discoveries shared by our members on our Facebook wall.

Large fluorescent mangano calcite specimen from Cavnic, Romania, displayed on a dealer table
Fluorescent mangano calcite · Cavnic, Romania
Coal-age fossil Stigmaria ficoides found in Scranton, displayed with a handwritten card at a club meeting
Coal-age fossil found in Scranton
The auctioneer holds up a mineral specimen in front of the MSNEPA banner at the annual auction
Going once… the annual auction
A full room of members seated at tables during the annual MSNEPA mineral auction
A full house at the mineral auction
Just for fun

Crack open a geode

Give the rock three good taps and see which crystal is hiding inside.

The beauty up close

The colors of the mineral world

Cut and polished, a single stone reveals bands, crystals, and color you'd never guess from the outside — the kind of thing we pass around at every meeting.

Polished red and white banded agate cross-section
Blue agate geode with a crystal-lined center
Orange, blue and grey banded agate slice
Teal and white banded agate cross-section