Soild wood/ Quartzite

Angola, Burkina Faso, Burundi, Benin, Republic of Botswana, Democratic Republic Of The Congo, Central African Republic, Republic Of The Congo, Republic of Côte d'Ivoire, Cameroon, Djibouti, Algeria, Egypt, Western Sahara, Eritrea, Spain, Ethiopia, Gabon, Ghana, Gambia, Equatorial Guinea, Equatorial Guinea, Guinea-Bissau, Kenya, Liberia, Lesotho, Libya, Morocco, Mali, Mauritania, Malawi, Mozambique, Namibia, Niger, Nigeria, Rwanda, Sudan, South Sudan, Sierra Leone, Senegal, Somalia, Sao Tome And Principe, Swaziland, Chad, Togo, Tunisia, Tanzania, Uganda, Republic of South Africa, Zambia, Zimbabwe, Antigua And Barbuda, Anguilla, Argentina, Barbados, Bolivia, Bonaire, Saint Eustatius And Saba , Brazil, Bahamas, Belize, Canada, Chile, Colombia, Costa Rica, Cuba, Curacao, Commonwealth of Dominica, Dominican Republic, Ecuador, Grenada, French Guiana, Greenland, Guadeloupe, Guatemala, Guyana, Honduras, Haiti, Jamaica, Saint Kitts And Nevis, Cayman Islands, Saint Lucia, Martinique, Montserrat, Mexico, Nicaragua, Panama, Peru, Saint Pierre And Miquelon, Puerto Rico, Paraguay, Suriname, El Salvador, Sint Maarten, Trinidad and Tobago, United States, Uruguay, Saint Vincent And The Grenadines, Venezuela, U.S. Virgin Islands, Australia, United Arab Emirates, Afghanistan, Armenia, Azerbaijan, Bangladesh, Bahrain, Brunei, Bhutan, China, Cyprus, Georgia, Hong Kong, Indonesia, Israel, India, Iraq, Iran, Jordan, Japan, Kyrgyzstan, Cambodia, North Korea, South Korea, Kuwait, Kazakhstan, Laos, Lebanon, Sri Lanka, Myanmar, Mongolia, Malaysia, Nepal, Oman, Philippines, Pakistan, State of Palestine, Qatar, Russia, Saudi Arabia, Syria, Thailand, Tajikistan, East Timor, Turkmenistan, Uzbekistan, Vietnam, Yemen, Bermuda, Cape Verde, Falkland Islands, Faroe Islands, Iceland, Portugal, Saint Helena, Andorra, Albania, Austria, Aland Islands, Bosnia And Herzegovina, Belgium, Bulgaria, Belarus, Switzerland, Czechia, Germany, Denmark, Estonia, Finland, France, United Kingdom, Guernsey, Greece, Croatia, Hungary, Ireland, Isle Of Man , Italy, Jersey, Liechtenstein, Lithuania, Luxembourg, Latvia, Moldova, Montenegro, Macedonia, Malta, Netherlands, Norway, Poland, Romania, Serbia, Sweden, Slovenia, Slovakia, San Marino, Turkey, Ukraine, Cocos Islands, Comoros, Madagascar, Mauritius, Maldives, Reunion, Seychelles, French Southern Territories, Mayotte, American Samoa, Cook Islands, Fiji, Micronesia, Guam, Kiribati, Marshall Islands, Northern Mariana Islands, New Caledonia, Nauru, Niue, New Zealand, French Polynesia, Papua New Guinea, Palau, Solomon Islands, Tokelau, Tonga, Tuvalu, United States Minor Outlying Islands, Vanuatu, Wallis And Futuna, Samoa, Egypt, United Arab Emirates, Bahrain, Cyprus, Israel, Iraq, Iran, Jordan, Kuwait, Lebanon, Oman, State of Palestine, Qatar, Saudi Arabia, Syria, Yemen, Turkey