Mammoth Run Lithic Casting

Mammoth Run Lithic Casting We provide high quality casts of high plains artifacts.

Cody knife cast from the famous Claypool site in Yuma Co., Colorado. Perry Andersen and Bert Mountain.
01/12/2026

Cody knife cast from the famous Claypool site in Yuma Co., Colorado. Perry Andersen and Bert Mountain.

Pendants and a zoomorphic atlatl weight on our website. @
01/12/2026

Pendants and a zoomorphic atlatl weight on our website. @

A nice set of Folsom casts in our shop. Myra does a great job!
01/12/2026

A nice set of Folsom casts in our shop. Myra does a great job!

Books make great Christmas gifts. We have a number of artifact books on our website. We also have a few copies of the sp...
11/24/2025

Books make great Christmas gifts. We have a number of artifact books on our website. We also have a few copies of the spiral bound version of Jeb Taylor’s “Projectile Points of the High Plains.” Check these out on our website. You might find a cast you need as well. Thanks and Happy Thanksgiving.

Mammothruncasting.com

We are set up at the Oklahoma Archaeological Society show in Fairview, OK. If you’re in the area, stop by and visit. We ...
10/04/2025

We are set up at the Oklahoma Archaeological Society show in Fairview, OK. If you’re in the area, stop by and visit. We have our Paleo collection on display with casts and books for sale.

A couple of Alibates points Myra cast—these are the casts. The Agate Basin is from Campo Colorado and the Clovis is from...
09/17/2025

A couple of Alibates points Myra cast—these are the casts. The Agate Basin is from Campo Colorado and the Clovis is from the Panhandle of Oklahoma.

My granddaughter is here ahead of cousin camp and we took her to the local museum (Sterling, Colorado) I was browsing th...
07/25/2025

My granddaughter is here ahead of cousin camp and we took her to the local museum (Sterling, Colorado) I was browsing their gift shop and found a brand new “old stock” Jen Taylor hardback book in near perfect condition. If it were not for the price tag(which i removed) it would be perfect. I’ve had several people ask me for a copy and so I’m putting this one out there since I have my 2 used copies. Price is $400 firm which is still a pretty good deal considering I’ve seen them going for twice that amount. If interested, PM me and I’ll tell you how to pay. 1 book only. First come….

This is a Cody knife cast from the famous Claypool site in Washington County, Colorado. The Claypool site is where the C...
05/05/2025

This is a Cody knife cast from the famous Claypool site in Washington County, Colorado. The Claypool site is where the Cody Knife was first recognized as a distinct Cody Complex artifact with more than 15 being recovered from the site. Available now through Mammothruncasting.com

Just finished up this beautiful Smokey Hills silicified chalk (AKA Niobrara jasper)Scottsbluff point from the Nebraska S...
04/25/2025

Just finished up this beautiful Smokey Hills silicified chalk (AKA Niobrara jasper)Scottsbluff point from the Nebraska Sandhills. A beautiful specimen.

We just added the "Big Red" Clovis cast from the Fenn Cache to our website. Although this has been cast before, I think ...
04/22/2025

We just added the "Big Red" Clovis cast from the Fenn Cache to our website. Although this has been cast before, I think Myra did a particularly good job of capturing the subtle color changes in this piece. The original is made of Big Horn Chert. It's now available through our website. mammothruncasting.com Thanks for looking.

The original “ Yuma” point found by Perry. Andersen in Yuma County Colorado. We now call these Andersen points, probably...
03/31/2025

The original “ Yuma” point found by Perry. Andersen in Yuma County Colorado. We now call these Andersen points, probably an Allen variant. Available through Mammothruncasting.com

Just finished this set of bifaces for a client and when he received them he liked them so much he ordered a third set. ...
03/31/2025

Just finished this set of bifaces for a client and when he received them he liked them so much he ordered a third set. Myra does good work.

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Sterling, CO
80751

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(970) 630-3748

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