# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001539497-23-001700
Filing Date
2023-10-06
Accepted
2023-10-06 17:28:53
Documents
145
Period of Report
2023-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-K | n2574_x163-10k.htm iXBRL | 10-K | 2594056
2 | DESCRIPTION OF SECURITIES | n2574_x163ex4-25.htm | EX-4.25 | 65869
3 | SUBSIDIARIES OF NIOCORP DEVELOPMENTS LTD. | n2574_x163ex21-1.htm | EX-21.1 | 5061
4 | CONSENT OF BDO USA, P.C. | n2574_x163ex23-1.htm | EX-23.1 | 4015
5 | CONSENT OF DAHROUGE GEOLOGICAL CONSULTING USA LTD. | n2574_x163ex23-2.htm | EX-23.2 | 7072
6 | CONSENT OF UNDERSTOOD MINERAL RESOURCES LTD. | n2574_x163ex23-3.htm | EX-23.3 | 6677
7 | CONSENT OF OPTIMIZE GROUP INC. | n2574_x163ex23-4.htm | EX-23.4 | 6595
8 | CONSENT OF TETRA TECH | n2574_x163ex23-5.htm | EX-23.5 | 6639
9 | CONSENT OF ADRIAN BROWN CONSULTANTS INC. | n2574_x163ex23-6.htm | EX-23.6 | 7121
10 | CONSENT OF MAGEMI MINING INC. | n2574_x163ex23-7.htm | EX-23.7 | 7064
11 | CONSENT OF L3 PROCESS DEVELOPMENT | n2574_x163ex23-8.htm | EX-23.8 | 7038
12 | CONSENT OF OLSSON | n2574_x163ex23-9.htm | EX-23.9 | 6616
13 | CONSENT OF A2GC | n2574_x163ex23-10.htm | EX-23.10 | 6697
14 | CONSENT OF METALLURGY CONCEPT SOLUTIONS | n2574_x163ex23-11.htm | EX-23.11 | 6656
15 | CONSENT OF SCOTT HONAN, M.SC., SME-RM, NIOCORP | n2574_x163ex23-12.htm | EX-23.12 | 6545
16 | CONSENT OF EVERETT BIRD, P.E., CEMENTATION | n2574_x163ex23-13.htm | EX-23.13 | 6902
17 | CONSENT OF MATT HALES, P.E., CEMENTATION | n2574_x163ex23-14.htm | EX-23.14 | 6647
18 | CONSENT OF MAHMOOD KHWAJA, P.E., CDM SMITH | n2574_x163ex23-15.htm | EX-23.15 | 7410
19 | CONSENT OF MARTIN LEPAGE, P.ENG., CEMENTATION | n2574_x163ex23-16.htm | EX-23.16 | 6878
20 | CONSENT OF WYNAND MARX, M.ENG., BBE CONSULTING | n2574_x163ex23-17.htm | EX-23.17 | 5191
21 | CERTIFICATION | n2574_x163ex31-1.htm | EX-31.1 | 11115
22 | CERTIFICATION | n2574_x163ex31-2.htm | EX-31.2 | 10873
23 | CERTIFICATION | n2574_x163ex32-1.htm | EX-32.1 | 5729
24 | CERTIFICATION | n2574_x163ex32-2.htm | EX-32.2 | 5824
30 | GRAPHIC | n257410kimg001.jpg | GRAPHIC | 4969
31 | GRAPHIC | n257410kimg002.jpg | GRAPHIC | 67994
32 | GRAPHIC | n257410kimg003.jpg | GRAPHIC | 75148
33 | GRAPHIC | n257410kimg004.jpg | GRAPHIC | 70837
34 | GRAPHIC | n257410kimg005.jpg | GRAPHIC | 48202
35 | GRAPHIC | n2574ex2310img001.jpg | GRAPHIC | 6711
36 | GRAPHIC | n2574ex2311img001.jpg | GRAPHIC | 9485
37 | GRAPHIC | n2574ex2312img001.jpg | GRAPHIC | 10553
38 | GRAPHIC | n2574ex2313img001.jpg | GRAPHIC | 5741
39 | GRAPHIC | n2574ex2314img001.jpg | GRAPHIC | 2373
40 | GRAPHIC | n2574ex2315img001.jpg | GRAPHIC | 4104
41 | GRAPHIC | n2574ex2315img002.jpg | GRAPHIC | 12535
42 | GRAPHIC | n2574ex2316img001.jpg | GRAPHIC | 6642
43 | GRAPHIC | n2574ex2317img001.jpg | GRAPHIC | 4252
44 | GRAPHIC | n2574ex232img001.jpg | GRAPHIC | 16899
45 | GRAPHIC | n2574ex233img001.jpg | GRAPHIC | 8197
46 | GRAPHIC | n2574ex234img001.jpg | GRAPHIC | 7308
47 | GRAPHIC | n2574ex235img001.jpg | GRAPHIC | 4278
48 | GRAPHIC | n2574ex236img001.jpg | GRAPHIC | 7065
49 | GRAPHIC | n2574ex236img002.jpg | GRAPHIC | 11620
50 | GRAPHIC | n2574ex237img001.jpg | GRAPHIC | 9481
51 | GRAPHIC | n2574ex238img001.jpg | GRAPHIC | 18877
52 | GRAPHIC | n2574ex239img001.jpg | GRAPHIC | 3938
| Complete submission text file | 0001539497-23-001700.txt |  | 11300851

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
25 | XBRL SCHEMA FILE | niobf-20230630.xsd | EX-101.SCH | 80733
26 | XBRL CALCULATION FILE | niobf-20230630_cal.xml | EX-101.CAL | 77226
27 | XBRL DEFINITION FILE | niobf-20230630_def.xml | EX-101.DEF | 293495
28 | XBRL LABEL FILE | niobf-20230630_lab.xml | EX-101.LAB | 557414
29 | XBRL PRESENTATION FILE | niobf-20230630_pre.xml | EX-101.PRE | 441974
139 | EXTRACTED XBRL INSTANCE DOCUMENT | n2574_x163-10k_htm.xml | XML | 1608260

Mailing Address 7000 S. YOSEMITE STREET STE. 115 CENTENNIAL CO 80112
Business Address 7000 S. YOSEMITE STREET STE. 115 CENTENNIAL CO 80112 720-639-4647
NIOCORP DEVELOPMENTS LTD (Filer) CIK: 0001512228 (see all company filings)

EIN.: 000000000 | State of Incorp.: A1 | Fiscal Year End: 0630
Type: 10-K | Act: 34 | File No.: 001-41655 | Film No.: 231315001
SIC: 1000 Metal Mining