[MC-206131] Amethyst blocks are transparent / don't conduct Redstone

amethst wont get powered and wont let redstone power go down a block,the 4 photos are my attempts at showing it.

Linked issues

Avoma 2021-01-13T12:10:49Z

Can confirm in 20w51a.

Avoma 2021-01-20T17:37:00Z

Can confirm in 21w03a.

Avoma 2021-02-04T11:45:56Z

Can confirm in 21w05a.

Avoma 2021-02-05T10:11:04Z

Can confirm in 21w05b.

Avoma 2021-02-11T15:22:47Z

Can confirm in 21w06a.

Avoma 2021-02-17T19:33:18Z

Can confirm in 21w07a.

migrated 2021-02-24T19:03:58Z

This is most likely intended

migrated 2021-02-24T23:30:41Z

Can confirm in 21w08a.

Avoma 2021-02-26T13:58:04Z

Can confirm in 21w08b.

Avoma 2021-03-17T15:12:44Z

Can confirm in 21w10a.

Avoma 2021-03-22T08:53:56Z

Can confirm in 21w11a.

Avoma 2021-04-04T13:38:49Z

Can confirm in 21w13a.

Avoma 2021-04-10T18:53:19Z

Can confirm in 21w14a.

Avoma 2021-04-16T12:46:26Z

Can confirm in 21w15a.

Avoma 2021-04-22T18:00:13Z

Can confirm in 21w16a.

Avoma 2021-04-29T07:58:43Z

Can confirm in 21w17a.