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TVI Pacific Inc. Canatuan Exploration Update.


CALGARY, Alberta--(BUSINESS WIRE)--Oct. 15, 1997--TVI(TSE See Tokyo Stock Exchange.

TSE

1. See Tokyo Stock Exchange (TSE).

2. See Toronto Stock Exchange (TSE).
, Alberta Stock Exchange Alberta Stock Exchange

See Canadian Venture Exchange (CDNX).
 TVI TVI Televisão Independente (Portuguese TV Channel)
TVI Technical Vocational Institute (Albuquerque)
TVI Teacher of the Visually Impaired
TVI Television Interference
TVI Tutored Video Instruction
.)

- CHECK ASSAY PROGRAM ON GOSSAN gos·san  
n.
An exposed, oxidized portion of a mineral vein, especially a rust-colored outcrop of iron ore.



[Cornish gossen, from g
 IN MAIN CANATUAN OREBODY INDICATES GOLD GRADE HAS BEEN UNDERSTATED

- ADDITIONAL GOSSAN RESOURCES IDENTIFIED

TVI's exploration activities at the Canatuan Project, located near Siocon, Zamboanga del Norte Siocon is a 2nd class municipality in the province of Zamboanga del Norte, Philippines. According to the 2000 census, it has a population of 32,699 people in 5,942 households. Barangays
Siocon is politically subdivided into 26 barangays.

  • Andres Micubo Jr.
 in the Mindanao province of the Philippines have been directed at finding additional gossan (gold/silver type) reserves. This increase would supplement the feed for the project's planned 1,850 million tonnes per day oxide (Merrill Crowe / CIL (Common Intermediate Language) The ECMA version of the Microsoft Intermediate Language (MSIL). See CLI.

1. (project) CIL - Component Integration Laboratories.
2. (language) CIL - Common Intermediate Language.
) plant. The program has been directed to investigate:

- the potential to increase the average grade of the gossan reserve within the main Canatuan orebody (MCO MCO Managed care organization, see there ) through a check assay program, and

- the potential for additional rubbly gossan resources, immediately surrounding the MCO

Both of these efforts have produced positive results.

CHECK ASSAY PROGRAM INDICATES GOLD GRADE IN GOSSAN UNDERSTATED

The optimized feasibility study The analysis of a problem to determine if it can be solved effectively. The operational (will it work?), economical (costs and benefits) and technical (can it be built?) aspects are part of the study. Results of the study determine whether the solution should be implemented.  on the MCO, completed in late 1996, suggested that the original assay lab under-reported gold grades from the gossan ore type. To investigate this further, TVI hired an independent mining consulting firm Noun 1. consulting firm - a firm of experts providing professional advice to an organization for a fee
consulting company

business firm, firm, house - the members of a business organization that owns or operates one or more establishments; "he worked for a
 to design a check assay program to evaluate the potential for increasing the average grade of the gossan. In July, under the direction of the consulting firm, TVI carried out a program of re-assaying sample pulps of the gossan in MCO drill holes. A total of 11 selected pulps, together with standards, blanks and duplicates were submitted for re-assay to the original laboratory in the Philippines and two additional labs located in Canada and Australia. The three sets of results were statistically evaluated and compared against the original assays of the same samples. This comparison showed that the original gold assays were approximately 7.5 percent lower than the re-assayed samples. When the original gossan reserves are re-calculated using this information, it is expected that an increase of approximately 7.5 percent in the overall average gold grade of the gossan reserve will be achieved resulting in an approximately 9000 oz of gold being added. Check assays for silver compare well with the original data, resulting in no change to the average silver grade of the gossan reserve. The program of re-assaying was done only on samples from the gossan ore in the MCO and can not be extrapolated to the sulfide ore.

ADDITIONAL RUBBLY GOSSAN RESOURCES

"Rubbly gossan' zones flanking the main Canatuan ore body are formed by the erosion, transport, and subsequent incorporation of gossan fragments into the soil profile immediately downslope n. 1. a downward slope.

Noun 1. downslope - a downward slope or bend
declivity, declination, declension, fall, decline, descent

downhill - the downward slope of a hill
 from the MCO. Two mineralized min·er·al·ize  
v. min·er·al·ized, min·er·al·iz·ing, min·er·al·iz·es

v.tr.
1. To convert to a mineral substance; petrify.

2. To transform a metal into a mineral by oxidation.

3.
 zones have been outlined, the SE and NW peripheral gossan zones. These zones have been defined by a total of 309 testpits, 176 of which intersected mineralized material. These testpits measured 1m x 1m square in plan and were excavated on an average spacing of less than 25m. The mineralized intervals all originate at the ground surface and have a variable thickness ranging to over 11 meters but averaging approximately 2.9 meters.

Using an arbitrary cut off of 1 g/t, the resource from these two areas totals 371,000 tonnes at 2.68 g/t gold, or about 32,000 contained ounces of gold. The distribution of tonnes and grade is tabulated below. -0-


Zone      Tonnes    Avg.Grade           Ounces

SE       252,500    2.79 g/t Au         22,650
NW       118,500    2.44 g/t Au          9,295
Combined 371,000    2.68 g/t Au         31,945





Based on the geologic model, the high level of confidence in continuity between individual testpits, and the spacing of the testpits and the number of assay form samples taken from the pits, the resulting mineral inventory can be classified as an indicated resource. Further work on metallurgy, and the feasibility of mining this material is in progress in order to upgrade this resource into a reserve category. TVI expects to be able to upgrade at least 66 percent of this resource, or about 21,500 ounces of gold, into mineable reserves once the metallurgical testwork and economic analysis are completed in October. INDEPENDENT AUDITING

An independent mining consultant will audit these additional reserves from both the MCO and the 'rubbly gossan zones' before they are included in the mineable reserve. ADDITIONAL SULPHIDE POTENTIAL

As reported previously, TVI has discovered two additional sulphide deposits on the property near the MCO at Malusok and S.E. Malusok. These may represent part of a typical cluster of multiple volcanogenic vol·ca·no·gen·ic  
adj.
Of volcanic origin.
 massive sulphide deposits, similar to the MCO, formed within a productive felsic fel·sic  
adj.
Containing a group of light-colored silicate minerals that occur in igneous rocks.



[fel(dspar) + s(ilica) + -ic.
 volcanic center. Drilling has detected economically interesting deposits in these areas, but these have not been investigated further, since new sulphide reserves will not likely be mined until the depletion of the MCO reserves. With these additional reserves, however, anticipated mine life at Canatuan could be extended well beyond its current seven years.

All assaying referred to in this release was carried out according to industry standards. The samples were independently assayed by fire assay techniques. Pulps and rejects from which the samples were derived are available for future reference.

The Toronto Stock Exchange Toronto Stock Exchange (TSE)

Canada's largest stock exchange, trading approximately 1,200 company stocks and 33 options.
 and the Alberta Stock Exchange have neither approved nor disapproved of the information contained herein.

CONTACT: TVI Pacific Inc.

Cyrus Ameli, 403/ 265-4356

403/264-7028 (FAX)

http://www.tvipacific.com

tvi-info@tvipacific.com

or

TVI Pacific Inc.

Ginger Hanson Koolick, 403/265-4356
COPYRIGHT 1997 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 1997, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Date:Oct 15, 1997
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