Diamond

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Diamonds

1. A unit investment trust in which the underlying asset is the Dow Jones Industrial Average. That is, diamonds are shares in a closed-end index fund tracking the DJIA. It is traded on the American Stock Exchange. It operates much like an exchange-traded fund, but, like all unit investment trusts, it has an expiration date, while ETFs do not. Its ticker symbol is DIA.

2. A valuable commodity consisting of very hard gem stones used in jewelry and tools. Diamonds may be traded on any of a number of exchanges. See also: Blood diamonds.

Diamond

Registered name for interest in a trust that holds all 30 stocks included in the Dow Jones Industrial Average. Ownership of a Diamond allows an investor to track the DJIA with a single investment. Diamonds are traded on the American Stock Exchange under the symbol DIA.
References in periodicals archive ?
Based on the ilmenite microprobe results, NZ151K1 has a high preservation potential if this kimberlite sampled a diamondiferous source.
The mineral chemistry analyses carried out by the Geological Survey of Finland are very encouraging and show that the Riihivaara Kimberlite has high potential to be diamondiferous.
The Mud Lake Kimberlite is the third diamondiferous kimberlite body discovered to date in the Drybones Bay area 55 kilometres southeast of Yellowknife, Northwest Territories and is underlain by the South Slave Craton which hosts all the currently producing Canadian Diamond mines.
1991-92, hosts twelve kimberlites, four of which are diamondiferous, and an
However, the results reported show the new kimberlites to be diamondiferous and the results are comparable to the acid dissolution results for the Hearne and Tuzo pipes.
The Verkhotina Project (CANMET 40 percent) includes seven known diamondiferous kimberlite pipes, with a further 100 aeromagnetic targets within the 400 sq.
Two of the claim groups are located within the newly penned "Ekati Trend" approximately 40 kilometres northeast of the Ekati diamond mine; and two claims are located 35 kilometers south of the DO27 diamondiferous kimberlite currently the focus of detailed exploration by Peregrine Diamonds et al.
All five pipes are diamondiferous and the indicator minerals confirm the potential for commercial grades.
Not all deep-seated volcanic eruptions of kimberlite occur in a particular source area sufficiently rich in reduced carbon to form diamond even though previous work located diamondiferous kimberlites in close proximity to A15.
report that microscopic examination of both drill hole cores has shown the kimberlite to be the peridotite type and to contain all the minerals associated with diamondiferous kimberlites including pyrope-almandine and pyrope garnets (that is, G-9 through G-11 garnets), ilmenite, chrome diopside, phlogopite and spinel in a mass of olivine, pyroxene, calcite and serpentine.
In light of the close proximity to producing diamond mines, the presence of numerous diamondiferous kimberlites and kimberlite indicator minerals ("KIM's"), management is of the opinion that its properties are highly prospective for the further discovery of diamonds.
The Lakefield Research laboratory and David Petersen, professional engineer and vice president exploration of the company, report that microscopic examination of both drill hole cores has shown the kimberlite to be the peridotite type and to contain all the minerals associated with diamondiferous kimberlites including pyrope-almandine and pyrope garnets (that is, G-9 through G-11 garnets), ilmenite, chrome diopside, phlogopite and spinel in a mass of olivine, pyroxene, calcite and serpentine.