Transactions related to the acquisition of mining rights by foreign natural or legal persons are subject to prior approval.
"Article 1 - Minerals
For the application of the present mineral materials, as they are found in nature, are legally distinguished into Mineral minerals or ores and Quarry minerals.
Article 2 - Mineral minerals
1. The following minerals are considered as Mineral minerals or ores:
a) The metals in their natural state (such as copper, gold, etc.).
b) The compounds of all metals (such as aluminum, silver, arsenic, antimony, vanadium, barium, bis, tungsten, potassium, zirconium, cadmium, tin, cobalt, platinum, manganese, magnesium, magnesium, molybdenum, molybdenum, molybdenum , mercury, copper, gold, chromium, zinc, etc.).
c) The minerals of the metals of the group of rare earths.
d) The minerals of the radioactive elements.
e) Natural sulfur, graphite, phosphorite, fluorite, asbestos, talc, alunite, mica, astrium, alum, sodium chloride, compounds, boron, bromine, iodine , dolomite with a magnesium oxide content greater than 21%.
f) The precious stones.
g) Solid fuels and fossil fuels, including peat (coal).
h) The natural deposits of organic fertilizers.
i) Hydrocarbons of all kinds in solid liquids or gaseous states, as well as their oxidation products (ozocerite, asphalt, bitumen, bituminous limestones and shales, etc.).
j) Resinous mineral materials.
k) The gaseous sun and the native gases.
l) the geothermal potential
[...]
Article 8 - Acquisition by foreigners
1. The drawing up of any contract which has as its object the transfer of mining rights to foreign natural or legal persons in general or the granting of the use and exercise of such rights in their favor requires, prior to its conclusion and on the penalty of absolute invalidity, the prior approval of the Minister of Industry subject to the provisions of Articles 74, 75, 76 and 77 hereof.
2. Prior approval of the Council of Ministers, on the proposal of the Minister of Industry, is also required for the acquisition of shares of domestic companies, acquired in general mining rights, by persons referred to in paragraph 1 of this article.
3. The approval of the Council of Ministers is not required for the preparation of pre-contracts referred to in paragraph 1 of this Article, provided that such pre-agreements shall include a clause in which the final contracts are subject to the condition of their prior approval of the the Council of Ministers.
4. In case of compulsory auction of mines, regardless of the region in which they are not located, foreigners, natural or legal persons, may bid only if they submit to the auctioneer the approval of the Council of Ministers under paragraph 1 of this article.
[...]
Article 11
For the application of the provisions of articles 8 and 9 of this company, acquired legal personality or other legal entities having their registered office in the country, are considered foreigners, if at the discretion of the "Minister of Development" they are under legal or financial dependence or influence of foreigners. taking into account the nationality of the majority of its shareholders, the nationality of the company's capital and other critical data in each specific case.  
Article 12
Foreign, natural or legal persons bearing shares of Societes Anonymes acquired rights to mines, may not, during the dissolution of the Company and distribution of corporate property, acquire rights over the mines of the dissolved Societe Anonyme, without the prior approval of the Deputy Minister.[...]" (Mining Code (210/1973), last amended by Law 4512/2018, Articles 1, 2, 8, 11 and 13 [google translation based on unofficial text at kodiko.gr])
Mining Code (210/1973), last amended by Law 4512/2018, Articles 1, 2, 8, 11 and 13
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