Archive
Diamonds & gemstones
1472 stories · page 31 of 74
UPDATE - Gemfields ruby auction sets a new record
Gemfields, noted for its emeralds, is now making a name for itself in rubies.
Diamond miners: an investor's best friend?
The sparkling stones remain the ultimate aspirational purchase, but which miners can really satisfy growing global demand?
Paragon Diamonds' chairman expects prices to rise over next five years
"Power in the diamond sector is shifting from buyers to producers as the struggle to secure supply intensifies."
Paragon Diamonds eyes extra tonnage at Lemphane after latest drilling
Stephen Grimmer, managing director, said the results were “entirely positive” and better than previously anticipated by the company.
Stellar Diamonds exports first batch of stones from Guinea
Stellar Diamonds passed a major milestone on its route to generating cash after revealing it had exported its first package of stones from its Baoulé kimberlite pipe in Guinea.
UPDATE - Stellar Diamonds signposts route to early production in Sierra Leone
Stellar Diamonds has outlined a route to early cash flow from its Tongo Project in Sierra Leone as well as revealing significantly enhanced economics for the operation.
Oracle Coalfields, Mandalay Resources, Caledonia Mining and Stellar Dimaonds at next forum
Next Thursday we would be delighted if you could join us in Mayfair to hear from four fantastic resource companies - Mandalay Resources (TSE:MND) Caledonia Mining (LON:CMCL) Stellar Diamonds (LON:STEL) Oracle Coal (LON:ORCP)
Stellar Diamonds unveils significant diamond upgrade for Tongo project
Tongo's diamond resource rises 35% to 1.477mln carats, while bulk sampling has led to a 37% increase in the grade to 165 carats per hundred tonnes.
Richland Resources agrees sale of tanzanite mining operation
Sale will raise US$4.95mln to fund sapphire mine re-start in Queensland
Paragon Diamonds takes step closer to production at Lemphane
Design and order plans have now been finalised for a state-of-the-art diamond processing plant. This is expected to reduce costs and enhance diamond recoveries, Paragon told investors.
Dominion Diamond gains on better-than-expected Q3 production, Dundee Capital expects upward rerating
Dominion Diamond (TSE:DDC) shares were jumping Friday after the company posted third quarter production slightly ahead of expectations, as its Ekati mine in the Northwest Territories continued to benefit from increased small stone recovery.