NioCorp to Host Town Hall Meeting and Buffet Dinner on Friday, Sept. 8, 2017 in Syracuse, Nebraska

Attendees Must Pre-Register here: https://goo.gl/KN6imo

Live Audio Streaming Is Available to Non-Attendees by Registering Here: https://goo.gl/WjBojy

CENTENNIAL, Colo., July31, 2017(GLOBE NEWSWIRE) -- NioCorp Developments Ltd. ("NioCorp" or the "Company") (TSX:NB) (OTCQX:NIOBF) (FSE:BR3) today announced that it will hold a Nebraska Town Hall Meeting and Buffet Dinner to discuss the details of the Elk Creek Project Feasibility Study on Friday, September 8, 2017, at the Kimmel Ag Expo Center, 198 Plum Street, in Syracuse, Nebraska.

The doors will open and food service will begin at 6 p.m.Advance registration is required, which can be done online at https://goo.gl/KN6imo or by calling 1-855-2-NIOCORP and selecting option 1.

The Kimmel Ag Expo Center in Syracuse was chosen to host the event because it can accommodate as many as 500 attendees.Syracuse is approximately 30 miles from Lincoln, 47 miles from Omaha, and 30 miles from Elk Creek.

Representing NioCorp at the Town Hall Meeting will be the following:Mark A. Smith, NioCorp Executive Chairman and CEO; Scott Honan, President of Elk Creek Resources Corporation; and Jim Sims, NioCorp VP of External Affairs.NioCorp will present the details of the Project Feasibility Study and answer questions from participants.

"The people of Nebraska have been extraordinarily supportive of this Project, and I very much look forward to walking through with them the details of our positive Elk Creek Feasibility Study and discussing how we intend to move this project to construction and eventually to commercial operation," said Mr. Smith.

Those unable to attend in person can participate via a live webcast, with listen-only audio and graphic presentation slides that can be seen on computers, laptops, and smart phones.Participants must pre-register here:https://attendee.gotowebinar.com/register/7144444422596495363, and connection options will be then provided to each individual registrant.

On Behalf of the Board of Directors,

"Mark Smith"

Mark Smith
Executive Chairman, CEO, and Director

@NioCorp $NB $NIOBF $BR3 #Niobium #Scandium #ElkCreek

About NioCorp

NioCorp is developing a superalloy materials project in Southeast Nebraska that will produce Niobium, Scandium, and Titanium. Niobium is used to produce superalloys as well as High Strength, Low Alloy ("HSLA") steel, which is a lighter, stronger steel used in automotive, structural, and pipeline applications.Scandium is a superalloy material that can be combined with Aluminum to make alloys with increased strength and improved corrosion resistance.Scandium also is a critical component of advanced solid oxide fuel cells.Titanium is used in various superalloys and is a key component of pigments used in paper, paint and plastics and is also used for aerospace applications, armor and medical implants.

Cautionary Note Regarding Forward-Looking Statements

Neither TSX nor its Regulation Services Provider (as that term is defined in the policies of the TSX) accepts responsibility for the adequacy or accuracy of this document.Certain statements contained in this document may constitute forward-looking statements, including but not limited to potential future production at the Elk Creek Project, anticipated products to be produced at the Elk Creek Project, the future critical and strategic nature of niobium and scandium, anticipated costs of production at the Elk Creek Project being competitive, and anticipated competitive advantages. Such forward-looking statements are based upon NioCorp's reasonable expectations and business plan at the date hereof, which are subject to change depending on economic, political and competitive circumstances and contingencies. Readers are cautioned that such forward-looking statements involve known and unknown risks, uncertainties and other factors that may cause a change in such assumptions and the actual outcomes and estimates to be materially different from those estimated or anticipated future results, achievements or position expressed or implied by those forward-looking statements. Risks, uncertainties and other factors that could cause NioCorp's plans or prospects to change include risks related to the Company's ability to operate as a going concern; risks related to the Company's requirement of significant additional capital; changes in demand for and price of commodities (such as fuel and electricity) and currencies; changes in economic valuations of the Project, such as Net Present Value calculations, changes or disruptions in the securities markets; legislative, political or economic developments; the need to obtain permits and comply with laws and regulations and other regulatory requirements; the possibility that actual results of work may differ from projections/expectations or may not realize the perceived potential of NioCorp's projects; risks of accidents, equipment breakdowns and labor disputes or other unanticipated difficulties or interruptions; the possibility of cost overruns or unanticipated expenses in development programs; operating or technical difficulties in connection with exploration, mining or development activities; the speculative nature of mineral exploration and development, including the risks of diminishing quantities of grades of reserves and resources; and the risks involved in the exploration, development and mining business and the risks set forth in the Company's filings with the SEC at www.sec.gov. NioCorp disclaims any intention or obligation to update or revise any forward-looking statements whether as a result of new information, future events or otherwise.

For More Information:Contact Jim Sims, VP of External Affairs, NioCorp Developments Ltd., +1 303-503-6203, jim.sims@niocorp.com