Copper, Brass and Bronze: Telling Them Apart
Copper is an element; brass and bronze are copper alloys. Practical colour, weight, sound and magnet cues for telling the three apart, and why...
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Market notes, buying guides and news from the desk.
Copper vs Gold and Silver: What Actually Makes Copper Different
An even-handed comparison for gold and silver stackers: what copper bullion shares with precious metals, and where it genuinely differs on storage volume, industrial...
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Bars, Rounds or Tubes? Choosing Your First Copper Bullion in NZ
A plain-English guide to minted copper bars, rounds and bulk tubes for New Zealand buyers — real per-ounce maths, storage weight, handling, why copper...
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How to Store Copper Bullion in New Zealand — and Why It Changes Colour
Copper tones, darkens and eventually browns — and that's normal, not damage. A plain-English guide to why copper changes colour, what storage actually matters,...
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What ".999 Fine" Actually Means on a Copper Bar (and How to Check Yours)
Fineness explained plainly: what .999 means, how bullion copper compares with industrial grades like Cu-OF, why troy ounces differ from kitchen ounces, and five...
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