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AMA style

David Weinberg. "colour change stone". In Alexandrite Tsarstone Collectors Guide. June 05, 2026, 16:13 UTC. Available at: http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0. Accessed June 05, 2026.

APA style

"colour change stone". (2026, June 05). In Alexandrite Tsarstone Collectors Guide. Retrieved 16:13, June 05, 2026, from http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0.

Bluebook style

"colour change stone", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0 (last visited June 05, 2026).

Bluebook: Harvard JOLT style

See Alexandrite Tsarstone Collectors Guide, "colour change stone", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0 (See results 1 - 2 of about 2 for colour change stone) (as of Jun. 05, 2026, 16:13 GMT).

CBE/CSE style

David Weinberg. "colour change stone". In Alexandrite Tsarstone Collectors Guide. 2026 Jun 05, 16:13 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2026 Jun 05, 16:13 UTC [cited 2026 Jun 05]. Available from: http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0.

Chicago style

David Weinberg, "colour change stone", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0, (accessed June 05, 2026).

MLA style

"colour change stone". Alexandrite Tsarstone Collectors Guide. 05 Jun 2026, 16:13 UTC. 05 Jun 2026 http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0

MHRA style

David Weinberg, "colour change stone", Alexandrite Tsarstone Collectors Guide, 05 June 2026, 16:13 UTC, http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-3071-10-0 [accessed 05 June 2026].