3.STREAM AND ROYALTY INTERESTS

The following tables summarize the Company’s royalty and stream interests as of September 30, 2016 and June 30, 2016.

As of September 30, 2016 (Amounts in thousands):	Cost		Accumulated Depletion			Net
Production stage stream interests:
Mount Milligan	$	783,046	$	(84,689	)	$	698,357
Pueblo Viejo	610,404		(31,543		)	578,861
Andacollo	388,182		(24,913		)	363,269
Wassa and Prestea	116,438		(10,015		)	106,423

Total production stage stream interests	1,898,070		(151,160		)	1,746,910

Production stage royalty interests:
Voisey’s Bay	205,724		(85,671		)	120,053
Peñasquito	99,172		(30,911		)	68,261
Holt	34,612		(17,917		)	16,695
Cortez	20,870		(10,175		)	10,695
Other	483,643		(316,929		)	166,714

Total production stage royalty interests	844,021		(461,603		)	382,418

Total production stage stream and royalty interests	2,742,091		(612,763		)	2,129,328

Development stage stream interests:
Rainy River	100,718		—			100,718
Other	12,031		—			12,031

Total development stage stream interests	112,749		—			112,749

Development stage royalty interests:
Pascua-Lama	380,657		—			380,657
Cortez	59,803		—			59,803
Other	63,811		—			63,811

Total development stage royalty interests	504,271		—			504,271

Total development stage stream and royalty interests	617,020		—			617,020
Total exploration stage royalty interests	151,746		—			151,746

Total stream and royalty interests	$	3,510,857	$	(612,763	)	$	2,898,094

As of June 30, 2016 (Amounts in thousands):	Cost		Accumulated Depletion			Impairments			Net

Production stage stream interests:
Mount Milligan	$	783,046	$	(74,060	)	$	—		$	708,986
Pueblo Viejo	610,404		(21,902		)	—			588,502
Andacollo	388,182		(18,286		)	—			369,896
Wassa and Prestea	96,413		(7,816		)	—			88,597

Total production stage stream interests	1,878,045		(122,064		)	—			1,755,981

Production stage royalty interests:
Voisey’s Bay	205,724		(85,671		)	—			120,053
Peñasquito	99,172		(29,898		)	—			69,274
Holt	34,612		(17,124		)	—			17,488
Cortez	10,630		(10,000		)	—			630
Other	531,735		(342,460		)	(18,605		)	170,670

Total production stage royalty interests	881,873		(485,153		)	(18,605		)	378,115

Total Production stage stream and royalty interests	2,759,918		(607,217		)	(18,605		)	2,134,096

Development stage stream interests:
Rainy River	100,706		—			—			100,706
Other	87,883		(153		)	(75,702		)	12,028

Total development stage stream interests	188,589		(153		)	(75,702		)	112,734

Development stage royalty interests:
Pascua-Lama	380,657		—			—			380,657
Other	66,414		—			—			66,414

Total development stage royalty interests	447,071		—			—			447,071

Total Development stage stream and royalty interests	635,660		(153		)	(75,702		)	559,805
Total Exploration stage royalty interests	155,997		—			(1,811		)	154,186

Total stream and royalty interests	$	3,551,575	$	(607,370	)	$	(96,118	)	$	2,848,087

Amendment to Mount Milligan

Refer to Note 12 for further discussion on the amendment to our Mount Milligan stream effective October 20, 2016.