Mining Interest, Plant and Equipment (Tables)

12 Months Ended

Apr. 30, 2018

Summary of Mining Interest, Plant and Equipment


	Mining Interest			Plant and Equipment Mining			Plant and Equipment Altiplano			Corporate Office Equipment		Total
Cost
Balance, April 30, 2016	$	70,018		$	20,308		$	6,327		$	605	$	97,258
Additions		484			2,034			119			72		2,709
Write-down of equipment		—			(37	)		—			—		(37	)
Disposal of San Pedrito		(5,249	)		—			—			—		(5,249	)
Effect of foreign exchange		7,795			1,394			559			—		9,748

Balance, April 30, 2017		73,048			23,699			7,005			677		104,429
Additions		902			2,720			78			15		3,715
Write-down of equipment		(5,000	)		(1,925	)		—			—		(6,925	)
Effect of foreign exchange		(4,592	)		(1,318	)		(429	)		—		(6,339	)

Balance, April 30, 2018	$	64,358		$	23,176		$	6,654		$	692	$	94,880

Depreciation
Balance, April 30, 2016	$	31,781		$	8,516		$	—		$	343	$	40,640
Depreciation for the year		3,786			1,532			220			90		5,628
Effect of foreign exchange		4,090			1,142			8			—		5,240

Balance, April 30, 2017		39,657			11,190			228			433		51,508
Depreciation for the year		2,887			1,621			434			90		5,032
Write-down of equipment		—			(212	)		—			—		(212	)
Effect of foreign exchange		(2,232	)		(680	)		(12	)		—		(2,924	)

Balance, April 30, 2018	$	40,312		$	11,919		$	650		$	523	$	53,404

Carrying amounts
Balance, April 30, 2017	$	33,391		$	12,509		$	6,777		$	244	$	52,921

Balance, April 30, 2018	$	24,046		$	11,257		$	6,004		$	169	$	41,476

Summary of Details of Transaction

Details of the transaction are as follows: Total surface area sold covers 74.0831.544 hectares (740,831.544 square meters) sold at $250 pesos per square meter. Payments are staged as follows:

Surface Area in hectares (ha)

Equivalent in
square meters (sm)

Mexican Pesos⁽⁴⁾

Canadian
Dollars⁽²⁾⁽⁴⁾

Status

55.068 ha

550,685.485 sm

MXN$

137,671,371

9,640,852

Interest Received

MXN$

7,576,445

530,563

MXN$

145,247,816

10,171,415

Payment received

Parcel of 12 ha⁽^¹⁾

120,000.000 sm

MXN$

30,000,000

2,100,840

Pending clearance

Parcel of 2.014 ha^(¹)

20,146.059 sm

MXN$

5,036,515

352,697

Pending clearance

Parcel of 5 ha

50,000.000 sm

MXN$

12,500,000

832,731

⁽³⁾

Payment received

(1)

The remaining two parcels await various confirmations from different local and federal authorities. As the Company receives these confirmations, the buyer will immediately remit the corresponding payment for each parcel of land. It is expected that these clearances will be confirmed within the next 6 months.

(2)	Based on exchange rate of 14.28 Pesos/CAD$ as at close of March 21, 2017.

(3)	Based on exchange rate of 15.01 Pesos/CAD$ on the actual date of collection on November 8, 2017.

(4)	Amounts are not rounded to the nearest thousand.