In the case of Andes v. Ely in 1894, the United States Supreme Court ruled on a dispute involving mining rights. The plaintiff, Andes, claimed that he had acquired ownership of a mine through adverse possession - essentially by occupying and using it without legal title for an extended period. However, the defendant, Ely Mining Company argued that they were rightful owners due to their purchase from previous owners who held valid titles under U.S law. The court sided with Ely Mining Company stating that federal mining laws did not recognize claims based solely on adverse possession if there was no compliance with statutory requirements such as performing annual labor or making improvements on the claim site. Therefore, despite his long-term use and occupation of the land in question, Andes' claim was deemed invalid because he failed to meet these necessary conditions stipulated by law.

In the dissenting opinion for Andes v. Ely, 1894, it was argued that the majority's decision to uphold a lower court ruling denying Mr. Andes' claim on certain mining properties was incorrect due to an improper interpretation of Nevada state law and federal mining laws. The dissent emphasized that under both sets of laws, a miner who has made improvements upon unclaimed land with valuable mineral deposits is entitled to those claims over any subsequent locator unless they have expressly abandoned them or failed to comply with annual labor requirements. In this case, there was no evidence presented proving either abandonment by Mr. Andes or his failure in performing required work on the mine annually as per regulations; hence he should retain rights over these claims despite later attempts at relocation by others (Ely). Furthermore, it was pointed out that even if such proof existed but wasn't provided during trial proceedings then it shouldn’t be considered while making judgments since courts are bound only by facts officially entered into record during trials.