Friday, July 29, 2022

Quarterly Activities Report

Friday, July 29, 2022

Appendix 5B Cashflow Report

Wednesday, July 27, 2022

Notification regarding unquoted securities - DRX

Tuesday, July 26, 2022

Notice of Extraordinary General Meeting/Proxy Form

Thursday, July 21, 2022

Noosa Mining Investor Conference presentation

Wednesday, July 20, 2022

Diatreme presenting at Noosa Mining Conference

Tuesday, July 5, 2022

New Mining, Infrastructure Lease Applications lodged for Northern Silica Development

Friday, July 1, 2022

Notification of cessation of securities - DRX

Thursday, June 30, 2022

Update on placement capacity

Tuesday, June 28, 2022

Ceasing to be a substantial holder

Tuesday, June 28, 2022

Becoming a substantial holder

Tuesday, June 28, 2022

Change in substantial holding

Tuesday, June 28, 2022

Change in substantial holding

Monday, June 27, 2022

S708A Cleansing Notice

Monday, June 27, 2022

Proposed issue of securities - DRX

Monday, June 27, 2022

Application for quotation of securities - DRX

Monday, June 27, 2022

Transformational strategic partnership and placement with global material solutions leader Sibelco

Thursday, June 23, 2022

Trading Halt

Tuesday, June 14, 2022

Change of Director's Interest Notice

Tuesday, June 14, 2022

Notification regarding unquoted securities - DRX

Thursday, June 2, 2022

Response to ASX Price Query

Tuesday, May 31, 2022

Trading Halt

Tuesday, May 31, 2022

Pause in Trading

Thursday, May 26, 2022

Results of Annual General Meeting

Thursday, May 26, 2022

Chairman's Address at 2022 AGM

Thursday, May 19, 2022

Presentation - AusIMM Resourceful FNQ 2022 Conference Cairns

Friday, April 29, 2022

Quarterly Activities Report - March Quarter 2022

Friday, April 29, 2022

Appendix 5B - March Quarter 2022

Thursday, April 28, 2022

Appendix 4G

Thursday, April 28, 2022

2021 Corporate Governance Statement

Wednesday, April 27, 2022

Annual Report 2021

Wednesday, April 27, 2022

Notice of Annual General Meeting/Proxy Form

Thursday, March 24, 2022

Full Year Statutory Accounts

Thursday, March 17, 2022

Resource base grows to 200MT across high-grade silica projects

Wednesday, February 23, 2022

Diatreme expands Northern Resource Project exploration

Wednesday, February 9, 2022

Notification of cessation of securities - DRX

Monday, February 7, 2022

S708A Cleansing Notice

Monday, February 7, 2022

Application for quotation of securities - DRX

Monday, January 31, 2022

Quarterly Activities/5B Cash Flow Report - December Quarter 2021

Friday, January 28, 2022

S708A Cleansing Notice

Friday, January 28, 2022

Application for quotation of securities - DRX

Monday, January 24, 2022

S708A Cleansing Notice

Monday, January 24, 2022

Application for quotation of securities - DRX

Tuesday, January 18, 2022

S708A Cleansing Notice

Tuesday, January 18, 2022

Application for quotation of securities - DRX

Monday, January 10, 2022

Application for quotation of securities - DRX

Monday, January 10, 2022

Diatreme discovers 2nd major regional high-grade silica deposit

Friday, January 7, 2022

Notification of cessation of securities - DRX

Friday, November 12, 2021

Presentation - Noosa Mining Conference

Tuesday, November 9, 2021

Galalar Maiden Ore Reserve, PFS deliver substantial boost to new silica sand mine

Monday, November 8, 2021

Jobkeeper payments notification

Wednesday, November 3, 2021

Initial Director's Interest Notice

Wednesday, November 3, 2021

Wayne Swan appointed Non-Executive Director and Chairman

Monday, November 1, 2021

Final Director's Interest Notice

Monday, November 1, 2021

Resignation of Non-Executive Director

Friday, October 29, 2021

Quarterly Activities & Cash Flow Report - September Quarter 2021

Tuesday, September 28, 2021

High priority northern exploration targets - progress update

Thursday, September 23, 2021

Top 20 shareholders as at 21 September 2021

Tuesday, September 21, 2021

Change in substantial holding

Tuesday, September 21, 2021

Change in substantial holding

Monday, September 20, 2021

Galalar silica resource expands 22% to 75.5Mt

Thursday, September 16, 2021

Change in substantial holding

Tuesday, September 14, 2021

S.708A Cleansing Notice

Tuesday, September 14, 2021

Application for quotation of securities - DRX

Tuesday, September 14, 2021

Completion of Placement

Wednesday, September 8, 2021

Half Year Accounts

Monday, September 6, 2021

$10m placement to progress Galalar Silica Project

Monday, September 6, 2021

Proposed issue of securities - DRX

Thursday, September 2, 2021

Trading halt

Thursday, August 19, 2021

Early extension of debt facility

Wednesday, August 18, 2021

Northern exploration targets resource expansion

Wednesday, August 11, 2021

Drilling boosts confidence in Galalar resource

Thursday, August 5, 2021

Diatreme agrees farm-out on Clermont Copper/Gold Project

Friday, July 30, 2021

Quarterly Activities/Cash Flow Report June qtr 2021

Wednesday, July 14, 2021

Presentation - Noosa Mining & Exploration Investor Conference

Friday, July 2, 2021

Notification of cessation of securities - DRX

Friday, June 25, 2021

Change of Director's Interest Notice (x4)

Friday, June 25, 2021

Notification regarding unquoted securities - DRX

Thursday, June 10, 2021

Mining Lease Application lodged for Nob Point export solution

Wednesday, June 9, 2021

Notification of cessation of securities

Tuesday, June 8, 2021

Lapse of unlisted options

Thursday, May 27, 2021

Results of Annual General Meeting

Thursday, May 27, 2021

Chairman's Address - 2021 Annual General Meeting

Wednesday, May 19, 2021

Offtake MOU advances Galalar Silica Project’s development

Friday, April 30, 2021

Quarterly Activities Report - March qtr 2021

Friday, April 30, 2021

Quarterly Cashflow Report - March qtr 2021

Monday, April 26, 2021

Notice of Annual General Meeting/Proxy Form

Thursday, April 22, 2021

Positive initial testwork results received for Galalar DFS

Thursday, April 8, 2021

Final metallurgical testwork underway for Galalar Silica Project

Friday, March 26, 2021

Appendix 4G

Friday, March 26, 2021

2020 Corporate Governance Statement

Friday, March 26, 2021

Annual Report

Monday, March 22, 2021

Appendix 3G

Wednesday, March 17, 2021

Galalar silica resource expands 30 per cent to 61.9Mt

Tuesday, February 23, 2021

Canberra meetings highlight Galalar's community support

Friday, February 19, 2021

Diatreme appoints COO to accelerate Galalar Silica Project

Tuesday, February 16, 2021

S.708A Cleansing Notice

Tuesday, February 16, 2021

Appendix 2A

Thursday, February 11, 2021

Diatreme advances community engagement, value-add for Galalar

Friday, January 29, 2021

Change of Share Registry

Friday, January 29, 2021

Quarterly Activities Report - December qtr 2020

Friday, January 29, 2021

Quarterly Cashflow Report - December qtr 2020

Monday, January 25, 2021

Diatreme eyes further high purity silica sand resource expansion

Friday, January 22, 2021

Galalar EIS study progresses with water monitoring underway

Thursday, November 26, 2020

Galalar project's environmental studies advance

Monday, November 16, 2020

Top Twenty Shareholders as at 13 November 2020

Monday, November 16, 2020

Change in substantial holding

Friday, November 13, 2020

Change of Director's Interest Notice

Thursday, November 12, 2020

Appendix 2A

Wednesday, November 11, 2020

Presentation - Noosa Mining Conference November 2020

Tuesday, November 10, 2020

Share Purchase Plan closes strongly oversubscribed

Tuesday, November 10, 2020

Response to ASX Price Query

Monday, November 9, 2020

Trading halt

Monday, November 9, 2020

Pause in trading

Monday, November 9, 2020

Change in substantial holding

Tuesday, November 3, 2020

Updated Appendix 3B for SPP

Friday, October 30, 2020

Quarterly Activities Report - Sept qtr 2020

Friday, October 30, 2020

Quarterly Cashflow Report - Sept qtr 2020

Tuesday, October 20, 2020

Change in substantial holding

Tuesday, October 20, 2020

Change in substantial holding

Tuesday, October 20, 2020

Becoming a substantial holder

Friday, October 16, 2020

S.708A Cleansing Notice

Friday, October 16, 2020

Appendix 2A

Friday, October 16, 2020

Completion of Placement

Thursday, October 15, 2020

Share Purchase Plan - Shareholder Offer

Wednesday, October 14, 2020

S. 708A Cleansing Notice

Friday, October 9, 2020

Diatreme Corporate Presentation October 2020

Friday, October 9, 2020

Proposed issue of securities - DRX

Friday, October 9, 2020

Capital raising to progress Galalar Silica Project

Wednesday, October 7, 2020

Trading halt

Tuesday, September 22, 2020

Drilling program highlights Galalar's expansion potential

Thursday, September 10, 2020

Half Year Accounts

Friday, August 7, 2020

Constitution

Monday, August 3, 2020

Initial Director's Interest Notice

Friday, July 31, 2020

Quarterly Activities Report and Appendix 5B

Thursday, July 30, 2020

Results of Annual General Meeting

Thursday, July 30, 2020

Chairman's Address at 2020 Annual General Meeting

Friday, July 24, 2020

Diatreme advances Galalar environmental approvals

Tuesday, July 21, 2020

New director appointed

Thursday, July 16, 2020

Noosa Mining Virtual conference presentation

Wednesday, July 15, 2020

Diatreme presenting at Noosa Mining virtual conference

Wednesday, July 1, 2020

Ceasing to be a substantial holder for CNB

Thursday, June 25, 2020

Change in substantial holding for CNB

Wednesday, June 24, 2020

Notice of Annual General Meeting/Proxy Form

Wednesday, June 10, 2020

Notice of Date of AGM

Tuesday, May 12, 2020

Galalar silica resource expands 25% to 47.5Mt

Thursday, April 30, 2020

2019 Corporate Governance Statement

Thursday, April 30, 2020

Appendix 4G

Thursday, April 30, 2020

Annual Report

Wednesday, April 29, 2020

Quarterly Activities Report

Wednesday, April 29, 2020

Quarterly Cashflow Report

Monday, April 20, 2020

Deferral of Annual General Meeting

Wednesday, April 8, 2020

Economic study shows Galalar Silica Project to deliver big boost to region

Friday, March 27, 2020

Full Year Statutory Accounts

Friday, March 27, 2020

Extension of debt facility

Thursday, February 20, 2020

Galalar Silica Project resource expanded 26% to 38Mt

Monday, February 10, 2020

Change in substantial holding

Thursday, February 6, 2020

EIS application lodged as Diatreme advances Galalar Silica Project

Wednesday, February 5, 2020

Appendix 3G

Tuesday, February 4, 2020

Section 708A Notice

Monday, February 3, 2020

Appendix 2A

Monday, February 3, 2020

Results of Meeting

Friday, January 31, 2020

Quarterly Activities Report - Dec qtr 2019

Friday, January 31, 2020

Quarterly Cashflow Report - Dec qtr 2019

Thursday, December 27, 2018

Change of Director's Interest Notice

Thursday, December 13, 2018

Resignation of Non-Executive Director

Thursday, December 13, 2018

Final Director's Interest Notice

Thursday, December 13, 2018

Change of Director's Interest Notice

Wednesday, December 5, 2018

Galalar Silica Project launched

Thursday, November 15, 2018

Reinstatement to Official Quotation

Thursday, November 15, 2018

Positive DFS confirms Cyclone Zircon Project to proceed

Tuesday, October 30, 2018

Quarterly Activities Report

Tuesday, October 30, 2018

Quarterly Cashflow Report

Friday, October 26, 2018

Change in substantial holding

Thursday, October 25, 2018

Change in substantial holding

Thursday, October 25, 2018

Change in substantial holding

Thursday, October 25, 2018

Becoming a substantial holder

Thursday, October 25, 2018

Change in substantial holding

Wednesday, October 24, 2018

Appendix 3B

Tuesday, October 16, 2018

S. 708A Notice

Tuesday, October 16, 2018

Completion of Placement and Appendix 3B

Thursday, October 11, 2018

Results of General Meeting

Friday, October 5, 2018

Diatreme raises $2m in placement

Wednesday, October 3, 2018

Request for Trading Halt

Tuesday, October 2, 2018

Section 708A Notice - Share Issue

Tuesday, October 2, 2018

Appendix 3B

Tuesday, October 2, 2018

High-tech markets eyed for Cape Bedford silica

Monday, September 17, 2018

China talks advance Cyclone development prospects

Tuesday, September 4, 2018

Roadshow Presentation

Thursday, September 13, 2018

Half Year Accounts

Thursday, August 30, 2018

Lapse of options

Friday, September 7, 2018

Notice of General Meeting/Proxy Form

Thursday, August 16, 2018

Cape Bedford Bulk Sample Testwork

Monday, August 13, 2018

Maiden Resource for Cape Bedford

Monday, August 6, 2018

Rollover of Convertible Note

Wednesday, August 1, 2018

S.708 Notice - Placement Shares

Wednesday, August 1, 2018

Appendix 3B

Tuesday, July 31, 2018

Quarterly Activities Report

Tuesday, July 31, 2018

Quarterly Cashflow Report

Tuesday, July 31, 2018

Private Placements

Monday, July 9, 2018

Change of Director's Interest Notice

Thursday, June 28, 2018

Exploration shows prospects for new NQ silica mine

Thursday, June 14, 2018

Diatreme launches new website and corporate logo

Tuesday, June 5, 2018

Diatreme vends Tick Hill Project into new gold IPO

Thursday, May 31, 2018

New independent Chairman appointed

Wednesday, May 30, 2018

Results of Annual General Meeting

Wednesday, May 30, 2018

Chairman's Address to Annual General Meeting

Friday, May 18, 2018

Change in substantial holding

Wednesday, May 16, 2018

Completion of Private Placement

Monday, May 7, 2018

Change of Director's Interest Notice

Friday, April 27, 2018

2017 Corporate Governance Statement

Friday, April 27, 2018

Appendix 4G

Friday, April 27, 2018

Notice of Annual General Meeting

Monday, April 16, 2018

Change in substantial holding

Friday, April 13, 2018

Change of Director's Interest Notice

Friday, April 13, 2018

Change of Director's Interest Notice

Friday, April 13, 2018

Section 708A Notice

Friday, April 13, 2018

Appendix 3B and Expiry of Unlisted Options

Monday, April 9, 2018

ASIC Form 484

Friday, April 6, 2018

Change of Director's Interest Notice

Friday, April 6, 2018

Change of Director's Interest Notice

Friday, April 6, 2018

Appendix 3F

Thursday, April 5, 2018

Section 708A(5)(e) Notice

Thursday, April 5, 2018

Appendix 3B

Thursday, April 5, 2018

Appendix 3C

Thursday, April 5, 2018

General Meeting Results

Wednesday, April 4, 2018

Cyclone DFS builds momentum amid talks with project partners

Tuesday, March 13, 2018

Re-release of Cape Bedford exploration update

Tuesday, March 6, 2018

Notice of General Meeting of Shareholders

Friday, March 2, 2018

Testwork confirms prospects for new silica sand mine

Thursday, March 1, 2018

Appendix 3B

Tuesday, February 13, 2018

Change of Director's Interest Notice

Tuesday, February 13, 2018

Appendix 3B

Friday, February 9, 2018

Change of Director's Interest Notice

Friday, February 9, 2018

Change of Director's Interest Notice

Friday, February 9, 2018

Cancellation of Unlisted Options

Friday, February 9, 2018

Change in substantial holding

Wednesday, February 7, 2018

Compliance with Listing Rule 10.11

Thursday, February 1, 2018

Ceasing to be a substantial holder

Monday, April 30, 2018

Quarterly Cash Flow App5B Mar 2018

Monday, April 30, 2018

Quarterly Activity Report Mar qtr 2018

Thursday, March 29, 2018

Annual Financial Report 2017

Thursday, January 11, 2018

China ENFI Agreement to Deliver Cyclone DFS

Wednesday, January 31, 2018

Quarterly Cash Flow Report Dec qtr 2017

Wednesday, January 31, 2018

Quarterly Activity Report Dec qtr 2017

Thursday, November 30, 2017

Cape Bedford Exploration Update

Tuesday, October 24, 2017

Quarterly Activities Report Sep 2017

Tuesday, October 24, 2017

Quarterly Cash Flow Sep 2017

Friday, October 13, 2017

Appointment of new Director

Thursday, September 21, 2017

Completion of Capital Raising

Tuesday, September 12, 2017

Half Year Report Jun 2017

Monday, September 11, 2017

Cyclone ENFI MoU

Monday, July 31, 2017

Quarterly Activities Report Jun 2017

Thursday, August 31, 2017

Quarterly Cash Flow Jun 2017

Monday, July 31, 2017

Capital Raising

Friday, June 30, 2017

Cape Bedford Drilling to Commence

Tuesday, June 27, 2017

Cyclone Project Offtake Interest

Thursday, April 27, 2017

Quarterly Activities Report Mar 2017

Thursday, April 27, 2017

Quarterly Cash Flow Mar 2017

Wednesday, March 22, 2017

Annual Financial Report 2016

Friday, January 27, 2017

Quarterly Activities Report Dec 2016

Friday, January 27, 2017

Quarterly Cash Flow Dec 2016

Wednesday, January 18, 2017

Cape Bedford CCA signed

Tuesday, January 10, 2017

Cyclone Project Environmental Approval

Friday, October 28, 2016

Quarterly Activities Report Sep 2016

Friday, October 28, 2016

Quarterly Cash Flow App5B Sep 2016

Tuesday, August 30, 2016

Half Year Financial Report June 2016

Tuesday, August 16, 2016

Tick Hill proposed testwork

Tuesday, August 9, 2016

Cyclone positive EPA recommendation

Friday, July 22, 2016

Quarterly Activities Report Jun 2016

Friday, July 22, 2016

Quarterly Cash Flow App5B Jun 2016

Wednesday, July 20, 2016

SPP Results

Friday, June 24, 2016

Cape Bedford EPM Grant

Wednesday, June 15, 2016

Cyclone Project Update

Thursday, May 26, 2016

DRX AGM Chairman's Address

Monday, May 23, 2016

Cyclone Project Environmental Proposal

Friday, April 29, 2016

Quarterly Activities Report Mar 2015

Friday, April 29, 2016

Quarterly Cash Flow App5B Mar 2015

Tuesday, March 29, 2016

Annual Financial Report 2015

Monday, March 14, 2016

Cyclone Project Enhancement Study

Wednesday, March 9, 2016

Tick Hill Scoping Study

Friday, January 29, 2016

Quarterly Activities Report Dec 2015

Friday, January 29, 2016

Quarterly Cash Flow App5B Dec 2015

Tuesday, January 19, 2016

Tick Hill Tailings Resource

Monday, December 14, 2015

Cyclone Project Update

Tuesday, October 27, 2015

Quarterly Cash Flow Appx 5B Sep 2015

Tuesday, October 27, 2015

Quarterly Activities Report Sep 2015

Thursday, October 22, 2015

Tick Hill Tailings Metallurgical Update

Tuesday, September 22, 2015

Tick Hill Tailings Infill Drilling Results

Thursday, September 10, 2015

Tick Hill Tailings Infill Drilling

Friday, August 28, 2015

Half Year Financial Report June 2015

Monday, August 10, 2015

Tick Hill Tailings Exploration Results

Thursday, July 30, 2015

Quarterly Cash Flow Appx 5B Jun 2015

Thursday, July 30, 2015

Quarterly Activities Report Jun 2015

Monday, July 13, 2015

Tick Hill Drilling Program update

Monday, June 29, 2015

Cyclone Project PER

Thursday, May 28, 2015

AGM Results

Thursday, May 28, 2015

Chairman's Address AGM

Wednesday, May 27, 2015

Tick Hill Drilling Program

Tuesday, May 19, 2015

$3M Convertible Note Funding

Thursday, April 30, 2015

Quarterly Cash Flow Appx 5B Mar 2015

Thursday, April 30, 2015

Quarterly Activities Report Mar 2015

Sunday, April 10, 2016

Tenement Consolidation

Thursday, April 9, 2015

Cyclone Resource Upgrade

Friday, March 27, 2015

Annual Financial Report 2014

Tuesday, March 24, 2015

Cyclone Extended Acquisition

Tuesday, March 24, 2015

Tick Hill ML Assignment

Tuesday, January 27, 2015

Quarterly Cash Flow Appx 5B Dec 2014

Tuesday, January 27, 2015

Quarterly Activities Report Dec 2014