Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | 20-F | sam-20f_20210430.htm | 20-F | 1216234 |
| 2 | EX-1.4 | sam-ex14_636.htm | EX-1.4 | 33291 |
| 3 | EX-1.5 | sam-ex15_397.htm | EX-1.5 | 867952 |
| 4 | EX-8.1 | sam-ex81_6.htm | EX-8.1 | 1192 |
| 5 | EX-12.1 | sam-ex121_1043.htm | EX-12.1 | 7007 |
| 6 | EX-12.2 | sam-ex122_1044.htm | EX-12.2 | 7004 |
| 7 | EX-15.1 | sam-ex151_10.htm | EX-15.1 | 637086 |
| 8 | EX-15.2 | sam-ex152_9.htm | EX-15.2 | 14707 |
| 9 | F-1 | sam-ex991_1794.htm | EX-99.1 | 764390 |
| 10 | GRAPHIC | gmmpxfb5yb1r000054.jpg | GRAPHIC | 1476561 |
| 11 | GRAPHIC | gmmpxfb5yb1r000044.jpg | GRAPHIC | 993082 |
| 12 | GRAPHIC | gmmpxfb5yb1r000043.jpg | GRAPHIC | 1700677 |
| 13 | GRAPHIC | gmmpxfb5yb1r000053.jpg | GRAPHIC | 1065164 |
| 14 | GRAPHIC | gmmpxfb5yb1r000022.jpg | GRAPHIC | 503735 |
| 15 | GRAPHIC | gmmpxfb5yb1r000046.jpg | GRAPHIC | 1612908 |
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| 17 | GRAPHIC | gmmpxfb5yb1r000028.jpg | GRAPHIC | 52355 |
| 18 | GRAPHIC | gmmpxfb5yb1r000019.jpg | GRAPHIC | 120534 |
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| 21 | GRAPHIC | gbnnv2bgulxv000002.jpg | GRAPHIC | 328973 |
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| 23 | GRAPHIC | gmmpxfb5yb1r000041.jpg | GRAPHIC | 29919 |
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| 46 | GRAPHIC | gmmpxfb5yb1r000002.jpg | GRAPHIC | 8614 |
| 47 | GRAPHIC | gmmpxfb5yb1r000040.jpg | GRAPHIC | 392842 |
| 48 | GRAPHIC | gmmpxfb5yb1r000006.jpg | GRAPHIC | 426961 |
| 49 | GRAPHIC | gmmpxfb5yb1r000049.jpg | GRAPHIC | 1280317 |
| 50 | GRAPHIC | gmmpxfb5yb1r000007.jpg | GRAPHIC | 762052 |
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| 52 | GRAPHIC | gbnnv2bgulxv000003.jpg | GRAPHIC | 333597 |
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| 54 | GRAPHIC | gmmpxfb5yb1r000036.jpg | GRAPHIC | 245146 |
| 55 | GRAPHIC | gmmpxfb5yb1r000031.jpg | GRAPHIC | 53381 |
| 56 | GRAPHIC | gmmpxfb5yb1r000039.jpg | GRAPHIC | 293083 |
| 57 | GRAPHIC | gmmpxfb5yb1r000017.jpg | GRAPHIC | 35696 |
| 58 | GRAPHIC | gmmpxfb5yb1r000033.jpg | GRAPHIC | 1272187 |
| 59 | GRAPHIC | gmmpxfb5yb1r000021.jpg | GRAPHIC | 250439 |
| 60 | GRAPHIC | gmmpxfb5yb1r000023.jpg | GRAPHIC | 441367 |
| 61 | GRAPHIC | gmmpxfb5yb1r000051.jpg | GRAPHIC | 936022 |
| 62 | GRAPHIC | gw1e5v5rejk4000001.jpg | GRAPHIC | 45508 |
| 63 | GRAPHIC | gmmpxfb5yb1r000001.jpg | GRAPHIC | 440419 |
| 64 | GRAPHIC | gmmpxfb5yb1r000015.jpg | GRAPHIC | 108476 |
| 65 | GRAPHIC | gmmpxfb5yb1r000008.jpg | GRAPHIC | 77231 |
| 66 | GRAPHIC | gmmpxfb5yb1r000035.jpg | GRAPHIC | 334280 |
| 67 | GRAPHIC | gmmpxfb5yb1r000032.jpg | GRAPHIC | 542103 |
| 68 | GRAPHIC | gmmpxfb5yb1r000050.jpg | GRAPHIC | 962107 |
| Complete submission text file | 0001564590-21-039227.txt | 59656595 |
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 69 | XBRL INSTANCE DOCUMENT | sam-20210430.xml | EX-101.INS | 2726448 |
| 70 | XBRL TAXONOMY EXTENSION SCHEMA | sam-20210430.xsd | EX-101.SCH | 94609 |
| 71 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | sam-20210430_cal.xml | EX-101.CAL | 57340 |
| 72 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | sam-20210430_def.xml | EX-101.DEF | 225931 |
| 73 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | sam-20210430_lab.xml | EX-101.LAB | 513510 |
| 74 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | sam-20210430_pre.xml | EX-101.PRE | 374477 |
IRS No.: 000000000 | State of Incorp.: A1 | Fiscal Year End: 0430
Type: 20-F | Act: 34 | File No.: 000-50922 | Film No.: 211128814
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
