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Drilling hits gold over 400m of strike length

25 Jun 2018 07:00

RNS Number : 3231S
Rockfire Resources PLC
24 June 2018
 

This announcement contains inside information

 

25 June 2018

Rockfire Resources plc

("Rockfire" or "the Company")

Drilling hits gold over 400m of strike length

Rockfire Resources (LON: ROCK), is pleased to inform shareholders that its recent drilling at the Double Event Prospect in Queensland has intersected gold in 13 of 14 holes over a 400m distance. Most intersections have been within the top 25m vertically from surface.

 

Highlights:

· 93% of drill holes intersected gold

 

· Most gold intersections are within 25m vertically from surface

 

· 1m @ 6.0 g/t Au and 30 g/t Ag

 

· 4m @ 1.2 g/t Au and 4 g/t Ag

 

· 3m @ 1.3g/t Au and 4 g/t Ag

 

· 1m @ 4.8g/t Au and 8 g/t Ag

 

· 2m @ 4.0 g/t Au and 9 g/t Ag

 

· 3m @ 2.1 g/t Au and 4 g/t Ag

 

 

Chief Executive Officer of Rockfire Resources, David Price commented:

"To intersect near-surface gold in every hole bar one at Double Event is a great outcome. The system appears similar to the typical Charters Towers mineralisation style of narrow, sulphide-bearing quartz veins. Variation in gold grade along these veins is expected, however gold is being intersected consistently along the vein, which indicates the structure is persistent. The entire mineralised strike length of 3 km (+1.5 miles) at Double Event illustrates the potential for this prospect along strike but the next step is to determine if similar potential exists at depth.

The recent drilling tested only a 400m stretch of the total 3 km surface expression of the mineralisation in the form of old workings, high-grade rock samples and mapped quartz veins. Of particular importance to note is that most of the gold intersections occur within the top 25m from surface.

Management is pleased with the outcome of this reconnaissance drilling phase, which has demonstrated that gold is persistent, of a reasonable grade for open cut consideration and remains open in all directions. The next phase of exploration at Double Event will involve geophysics to accurately target high-temperature and high-grade "feeder zones" at depth."

 

 

Discussion of Drilling Results

Reverse Circulation drilling undertaken in June 2018 has returned intercepts of gold and silver mineralisation at the Double Event Prospect, within the Lighthouse tenement, North Queensland. Results from all 14 holes drilled have now been received from the laboratory.

Assay results for all 14 holes drilled at Double Event in June 2018

Hole

From

To

Interval

Au

Ag

Number

(m)

(m)

(m)

(g/t)

(g/t)

BDE001

no significant assays

BDE002

25

26

1

6.00

30.1

BDE003

14

16

2

0.91

4.6

BDE004

24

28

4

1.20

4.0

BDE005

10

13

3

1.30

4.3

BDE006

41

43

2

2.51

4.7

BDE007

39

42

3

2.70

7.7

BDE008

21

23

2

0.50

1.5

BDE009

20

24

4

0.15

1.0

BDE010

14

18

4

0.50

1.0

BDE011

4

5

1

0.54

1.0

BDE012

3

4

1

0.45

0.9

BDE013

14

17

1

0.73

2.0

BDE014

23

26

3

2.10

3.7

 

Drilling was designed to test near-surface, multiple, parallel shear zones, where numerous historical workings are evident. Hydrothermal alteration surrounds the hanging wall (upper contact) of the shear zones and comprises intense sericite and moderate epidote and haematite alteration. The highest-grade gold intercepts are located in sulphide-rich quartz veins, with sulphides including arsenopyrite, pyrite, galena (Lead), and sphalerite (Zinc). Below is a link to a pdf image which shows the drill hole locations, as well as the results for gold and silver analysis.

 

http://www.rns-pdf.londonstockexchange.com/rns/3231S_1-2018-6-24.pdf

 

Drilling program statistics - Double Event Prospect, Lighthouse Project - June 2018.

Hole ID

MGA E

MGA N

RL m

Zone

Azi mag

Dip

EOH m

BDE001

442327

7757866

368

55K

008

-55

27

BDE002

442368

7757851

369

55K

008

-55

78

BDE003

442410

7757853

370

55K

008

-55

33

BDE004

442433

7757844

371

55K

008

-55

42

BDE005

442467

7757830

371

55K

008

-60

54

BDE006

442482

7757825

369

55K

008

-60

50

BDE007

442501

7757822

369

55K

008

-60

60

BDE008

442524

7757817

368

55K

008

-55

57

BDE009

442543

7757816

367

55K

008

-60

70

BDE010

442559

7757813

365

55K

008

-60

70

BDE011

442585

7757817

365

55K

008

-60

60

BDE012

442620

7757806

363

55K

008

-60

37

BDE013

442659

7757788

360

55K

018

-60

40

BDE014

442698

7757775

358

55K

008

-60

36

 

 

 

 

 

 

Total

714 m

What to expect next:

Rockfire's technical team will develop initial 3D computer modelling of the mineralised vein system. Soil geochemistry will be completed along strike, to assist future drill targeting.

Gradient Array IP geophysics will be undertaken to see if any chargeable or resistive targets may exist in the vicinity of the veins at surface. Should targets be identified, then a series of dipole-dipole IP lines will follow to test for chargeable and resistive targets at depth. A ground magnetic survey will also be completed in order to highlight faults, offsets and geological disconformities.

A second phase of RC drilling will follow to test the 30m - 40m level below surface and beneath the drilling completed during this recent drill campaign.

 

Competent Person Statement:

Information in this announcement that relates to exploration results is based on information compiled by Mr David Price, a Director of Rockfire Resources plc, who is a Fellow of the Australasian Institute of Mining and Metallurgy (FAusIMM). Mr Price has sufficient experience relevant to the style of mineralisation and type of deposit under consideration and to the activity which has been undertaken to qualify as a Competent Person as defined by the 2012 Edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves (the JORC Code) and under the AIM Rules - Note for Mining and Oil & Gas Companies. Mr Price consents to the inclusion in the announcement of the matters based on their information in the form and context in which it appears.

In quoting exploration targets, the potential quantity and grade is conceptual in nature. There has been insufficient exploration to estimate a Mineral Resource and it is uncertain if further exploration will result in the estimation of a Mineral Resource.

For further information on the Company please visit www.rockfireresources.com or contact the following:

 

 

Rockfire Resources plc

David Price, Chief Executive Officer

 

Cenkos Securities plc

Nominated Adviser & Broker,

Derrick Lee/Beth McKiernan

info@rockfireresources.com

 

 

+44 131 220 6939

 

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com.
 
END
 
 
DRLLFFILRIISFIT
Date   Source Headline
27th Jun 201811:00 amRNSPrice Monitoring Extension
25th Jun 20183:59 pmRNSHolding(s) in Company
25th Jun 20187:00 amRNSDrilling hits gold over 400m of strike length
21st Jun 20187:00 amRNSChange of Name to Rockfire Resources plc
18th Jun 201812:16 pmRNSResult of AGM and Change of Name
14th Jun 201812:49 pmRNSHolding(s) in Company
12th Jun 20187:00 amRNSLighthouse drilling - all holes intersect sulphide
8th Jun 20187:03 amRNSMarengo Geophysical surveys confirm gold targets
7th Jun 20181:07 pmRNSBoard Changes
6th Jun 20187:39 amRNSBoard Appointment
29th May 20187:00 amRNSUpdate on Annual Report, AGM and Registered Office
24th May 20187:15 amRNSNew Epithermal Gold Zone Identified at Lighthouse
21st May 20189:41 amRNSFinal Results
16th Apr 201811:03 amRNSMapping at Marengo Identifies Au/Cu Systems
27th Mar 20189:29 amRNSHolding(s) in Company
16th Mar 201810:01 amRNSGrant of Monarch Exploration Licence
12th Mar 20187:07 amRNSRock samples return over 1 ounce/tonne gold
2nd Mar 20189:54 amRNSHolding(s) in Company
21st Feb 201810:27 amRNSBoard Changes
8th Feb 20187:00 amRNSUpdated Company Presentation
25th Jan 20188:22 amRNSUpdate of Plateau Project & further drill results
18th Jan 20187:00 amRNSNew Exploration Licence Application
10th Jan 20188:04 amRNSInitial Drilling Results at Lighthouse
8th Jan 20187:00 amRNSHolding(s) in Company
22nd Dec 20171:08 pmRNSHolding(s) in Company
19th Dec 20172:31 pmRNSCompanies House Notice
19th Dec 201710:22 amRNSBoard Change
18th Dec 20177:54 amRNSNew Exploration Licence Application at Lighthouse
7th Dec 20179:34 amRNSDrilling Update
24th Nov 201712:45 pmRNSDirector/PDMR Shareholding
23rd Nov 20172:31 pmRNSHolding(s) in Company
22nd Nov 20172:00 pmRNSCommencement of Drilling
16th Nov 20177:41 amRNSExploration Licence Application at Lighthouse
3rd Nov 20177:00 amRNSDirector/PDMR Shareholding
30th Oct 20177:59 amRNSLighthouse Gold Project Update
24th Oct 20171:04 pmRNSDirector/PDMR Shareholding
20th Oct 20173:10 pmRNSDirector/PDMR Shareholding
18th Oct 20174:49 pmRNSHolding(s) in Company
18th Oct 20179:33 amRNSHolding(s) in Company
16th Oct 20178:00 amRNSCorporate Presentation
13th Oct 20173:56 pmRNSResult of AGM and General Meeting
19th Sep 201712:58 pmRNSPublication of circular and notice of AGM and GM
18th Sep 20171:35 pmRNSConditional Subscription by Director
18th Sep 201710:41 amRNSConditional Placing and Acquisition
13th Sep 20174:00 pmRNSInterim Results
26th Jul 20174:45 pmRNSHolding(s) in Company
30th Jun 20177:00 amRNSFinal Results
14th Jun 201712:00 pmRNSHolding(s) in Company
9th Jun 201712:14 pmRNSBoard Change
6th Jun 20177:00 amRNSHolding(s) in Company

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