Rock Tumblers

Pyrohawk

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I have used a lot of rock tumblers.... but never for the purpous of tumbling rocks lol!! I'm actually an amateur pyrotechnic when I'm not away at college. We use rock tumblers to mill black powder, just one of the processes involved in turning the original chemicals into our favorite propellant!

So I'm afraid my help will be limited. But I do know that I have had some that burn out after very little use and can't handle a lot of weight or continuous running before the belt snaps. I recomend removing the belt they give you and instead get some industrial, very thick, rubber bands and supplementing them for the belt. They will break after about 48-72 hours of continous running. The standard belts will slip if you put a heavy load in the tumbler and it won't rotate very fast.

I recomend going to your local Harbor Freight. They sell a fantastic model that will last for a very long time, can handle bigger jobs and will only set you back about 40 bucks if memory serves me correctly.
 

Deleted member 42

I'm getting all nostalgic, now.

My mom got my Dad his first tumbler when I was four, and he got his Ph.D.

We would pick up rocks as kids, as a family thing, going to agate-rich beaches, or quarries known for quartz, or rivers with alluvial agate, jasper, and quartz.

It was enormously fun, and very much a family activity. I still have some of the rocks from the first attempt or so.
 
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backslashbaby

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That is so cool!

I have buckets of stones out in my shed. I love rock-hounding, and NC has some awesome places to find stuff (the biggest emerald in the US, just recently, AAMOF). Over the years, I've collected a bunch of stuff, but I've never polished it all up.

I love the agates and jaspers, etc. So cool! I think I'll ask for a sculptor/carver's set for Xmas.
 

Izz

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So I'm afraid my help will be limited. But I do know that I have had some that burn out after very little use and can't handle a lot of weight or continuous running before the belt snaps. I recomend removing the belt they give you and instead get some industrial, very thick, rubber bands and supplementing them for the belt. They will break after about 48-72 hours of continous running. The standard belts will slip if you put a heavy load in the tumbler and it won't rotate very fast.

I recomend going to your local Harbor Freight. They sell a fantastic model that will last for a very long time, can handle bigger jobs and will only set you back about 40 bucks if memory serves me correctly.
Thanks for the advice *makes more notes* Unfortunately, Harbor Freight hasn't set up shop down my part of the world, and they only ship within the US. But i've had a look at their models and will see if i can hunt down something similar here.

I'm getting all nostalgic, now.

My mom got my Dad his first tumbler when I was four, and he got his Ph.D.

We would pick up rocks as kids, as a family thing, going to agate-rich beaches, or quarries known for quartz, or rivers with alluvial agate, jasper, and quartz.

It was enormously fun, and very much a family activity. I still have some of the rocks from the first attempt or so.

Lisa
:)

I love rock-hounding, and NC has some awesome places to find stuff (the biggest emerald in the US, just recently, AAMOF).
*makes mental note to teleport to NC once he discovers teleportation, which should be the day after tomorrow if the future me who visited the other night wasn't lying--apparently i discover time travel too, but that takes a lot longer and seriously messes with my tenses*
I love the agates and jaspers, etc. So cool! I think I'll ask for a sculptor/carver's set for Xmas.
Oooh... Fun.
 

backslashbaby

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Come teleport, yes!

Check it out:

image6822965g.jpg


65 carats, baby :D

http://www.cbsnews.com/stories/2010/08/31/national/main6823004.shtml

I have emeralds from hounding there. *Ahem* not so big or clear, though :D
 

Fenika

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How does one grind by 'hand'? I've got a dremel here, and a circular grinder. And tons of rocks with a quartz-like core to practice on. I'd prolly just take off a finger though! :eek:

That is so cool!

I have buckets of stones out in my shed. I love rock-hounding, and NC has some awesome places to find stuff (the biggest emerald in the US, just recently, AAMOF). Over the years, I've collected a bunch of stuff, but I've never polished it all up.

I love the agates and jaspers, etc. So cool! I think I'll ask for a sculptor/carver's set for Xmas.

Oh, oh, oh. If I do get the rock tumbler, you should bring those over just so I can see what you end up with :D

Plus, please let me know where those places are!

Come teleport, yes!

Check it out:

image6822965g.jpg


65 carats, baby :D

http://www.cbsnews.com/stories/2010/08/31/national/main6823004.shtml

I have emeralds from hounding there. *Ahem* not so big or clear, though :D

Wowza.
 

Fenika

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That is a rock you don't wanna smuggle via the intestines. :eek:
 

Caitlin Black

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Wait? Those things are worth money? We have tonnes of 'em in boulder form over here! Why was I not informed I could make a profit on those pesky Emerald boulders?!

/sarcasm